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447 lines
404 KiB
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<?xml version="1.0" encoding="UTF-8"?>
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<class-scheme publication-date="2023-02-01" scheme-type="cpc" publication-type="official">
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<classification-item breakdown-code="false" not-allocatable="true" level="5" additional-only="false" sort-key="G06V" definition-exists="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING</text></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>This subclass <u>covers</u>:<subnote type="bullet"><note-paragraph>methods or arrangements for pattern recognition or machine learning specially adapted for images or video.</note-paragraph></subnote></note-paragraph><note-paragraph>In this subclass, the following terms or expressions are used with the meaning indicated:<subnote type="bullet"><note-paragraph> "pattern recognition" means detection, categorisation, authentication and identification of patterns for explanatory purposes or to derive a certain meaning in images or video, by acquiring, preprocessing or extracting distinctive features and matching, clustering or classifying these features or representations thereof; </note-paragraph><note-paragraph>"feature extraction" means deriving descriptive or quantitative measures from images or video;</note-paragraph><note-paragraph>"clustering" means grouping or separating patterns according to their (dis)similarity or closeness;</note-paragraph><note-paragraph>"classification" means the identification of an object/feature as belonging to a class of objects/features by assigning of a label.</note-paragraph></subnote></note-paragraph><note-paragraph>In this subclass, subject matter classified in groups <class-ref scheme="cpc">G06V20/00</class-ref> - <class-ref scheme="cpc">G06V40/00</class-ref> is also classified in groups <class-ref scheme="cpc">G06V10/10</class-ref> or <class-ref scheme="cpc">G06V10/20</class-ref> respectively, if recognition relies on specific processing at the stages of acquisition or preprocessing.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="true" level="6" additional-only="false" sort-key="G06V10/00" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/00</classification-symbol>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G06V10/00" definition-exists="false" ipc-concordant="G06V10/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/00</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Arrangements for image or video recognition or understanding </text><reference><text>character recognition in images or video <class-ref scheme="cpc">G06V30/10</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V10/00</class-ref>, <class-ref scheme="cpc">G06V10/74</class-ref>, <class-ref scheme="cpc">G06V10/77</class-ref>, <class-ref scheme="cpc">G06V10/7792</class-ref>, <class-ref scheme="cpc">G06V10/82</class-ref> and <class-ref scheme="cpc">G06V10/86</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/10" definition-exists="false" ipc-concordant="G06V10/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/10</classification-symbol><class-title date-revised="2023-01-01"><title-part><text>Image acquisition </text><reference><text>document image scanning and transmission <class-ref scheme="cpc">H04N1/00</class-ref>; control of digital cameras <class-ref scheme="cpc">H04N23/60</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/10</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/10</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V10/00</class-ref>, <class-ref scheme="cpc">G06V10/70</class-ref> - <class-ref scheme="cpc">G06V10/87</class-ref>, <class-ref scheme="cpc">G06V10/88</class-ref> - <class-ref scheme="cpc">G06V10/92</class-ref>, <class-ref scheme="cpc">G06V30/14</class-ref> - <class-ref scheme="cpc">G06V30/158</class-ref>, <class-ref scheme="cpc">G06V30/199</class-ref> and <class-ref scheme="cpc">G06V30/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/12" definition-exists="false" ipc-concordant="G06V10/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/12</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Details of acquisition arrangements</text></title-part><title-part><text>Constructional details thereof</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/12</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/12</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V10/14</class-ref> and <class-ref scheme="cpc">G06V30/142</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/14" definition-exists="false" ipc-concordant="G06V10/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/14</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Optical characteristics of the device performing the acquisition or on the illumination arrangements</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/14</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V10/12</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/12</class-ref> and <class-ref scheme="cpc">G06V10/14</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/141" definition-exists="false" ipc-concordant="G06V10/141" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/141</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Control of illumination</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/141</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/141</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1431</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/141</class-ref> and <class-ref scheme="cpc">G06V30/1431</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/143" definition-exists="false" ipc-concordant="G06V10/143" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/143</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Sensing or illuminating at different wavelengths</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/143</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/143</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1429</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/143</class-ref> and <class-ref scheme="cpc">G06V30/1429</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/145" definition-exists="false" ipc-concordant="G06V10/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/145</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Illumination specially adapted for pattern recognition, e.g. using gratings</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/145</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/145</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1434</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/145</class-ref> and <class-ref scheme="cpc">G06V30/1434</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/147" definition-exists="false" ipc-concordant="G06V10/147" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/147</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Details of sensors, e.g. sensor lenses </text><reference><text>fingerprint or palmprint sensors <class-ref scheme="cpc">G06V40/13</class-ref>; vascular sensors <class-ref scheme="cpc">G06V40/145</class-ref>; eye sensors <class-ref scheme="cpc">G06V40/19</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/147</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/147</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/1429</class-ref> and <class-ref scheme="cpc">G06V30/1437</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/16" definition-exists="false" ipc-concordant="G06V10/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using multiple overlapping images; Image stitching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/16</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/16</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/141</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/16</class-ref> and <class-ref scheme="cpc">G06V30/141</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/17" definition-exists="false" ipc-concordant="G06V10/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/17</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using hand-held instruments</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/17</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/17</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/142</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/17</class-ref> and <class-ref scheme="cpc">G06V30/142</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/19" definition-exists="false" ipc-concordant="G06V10/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/19</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by sensing codes defining pattern positions</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/19</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/19</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1426</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/19</class-ref> and <class-ref scheme="cpc">G06V30/1426</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/20" definition-exists="false" ipc-concordant="G06V10/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/20</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Image preprocessing</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/20</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/20</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V10/00</class-ref>, <class-ref scheme="cpc">G06V10/70</class-ref> - <class-ref scheme="cpc">G06V10/87</class-ref>, <class-ref scheme="cpc">G06V10/88</class-ref> - <class-ref scheme="cpc">G06V10/92</class-ref>, <class-ref scheme="cpc">G06V30/16</class-ref> - <class-ref scheme="cpc">G06V30/168</class-ref>, <class-ref scheme="cpc">G06V30/199</class-ref> and <class-ref scheme="cpc">G06V30/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/22" definition-exists="false" ipc-concordant="G06V10/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/22</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by selection of a specific region containing or referencing a pattern</text></title-part><title-part><text>Locating or processing of specific regions to guide the detection or recognition</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/22</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/22</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1444</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/22</class-ref> and <class-ref scheme="cpc">G06V30/1444</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/225" definition-exists="false" ipc-concordant="G06V10/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/225</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on a marking or identifier characterising the area</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/225</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/225</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1448</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/225</class-ref> and <class-ref scheme="cpc">G06V30/1448</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/23" definition-exists="false" ipc-concordant="G06V10/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/23</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on positionally close patterns or neighbourhood relationships</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/23</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/23</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1452</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/23</class-ref> and <class-ref scheme="cpc">G06V30/1452</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/235" definition-exists="false" ipc-concordant="G06V10/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/235</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on user input or interaction</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/235</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/235</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1456</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/235</class-ref> and <class-ref scheme="cpc">G06V30/1456</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/24" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/24</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Aligning, centring, orientation detection or correction of the image</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/24</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/24</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/146</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/24</class-ref> and <class-ref scheme="cpc">G06V30/146</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/242" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/242</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by image rotation, e.g. by 90 degrees</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/242</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/242</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1463</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/242</class-ref> and <class-ref scheme="cpc">G06V30/1463</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/243" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/243</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by compensating for image skew or non-uniform image deformations</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/243</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/243</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1475</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/243</class-ref> and <class-ref scheme="cpc">G06V30/1475</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/245" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/245</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by locating a pattern; Special marks for positioning</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/245</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/245</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/1448</class-ref>, <class-ref scheme="cpc">G06V30/1465</class-ref>, <class-ref scheme="cpc">G06V30/1468</class-ref>, <class-ref scheme="cpc">G06V30/1475</class-ref> and <class-ref scheme="cpc">G06V30/1478</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/247" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/247</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by affine transforms, e.g. correction due to perspective effects; Quadrilaterals, e.g. trapezoids</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/247</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/247</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1607</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/247</class-ref> and <class-ref scheme="cpc">G06V30/1607</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/248" definition-exists="false" ipc-concordant="G06V10/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/248</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by interactive preprocessing or interactive shape modelling, e.g. feature points assigned by a user</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/248</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/248</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1613</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/248</class-ref> and <class-ref scheme="cpc">G06V30/1613</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/25" definition-exists="false" ipc-concordant="G06V10/25" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/25</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Determination of region of interest [ROI] or a volume of interest [VOI]</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/25</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/25</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/147</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/25</class-ref> and <class-ref scheme="cpc">G06V30/147</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/255" definition-exists="false" ipc-concordant="G06V10/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/255</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detecting or recognising potential candidate objects based on visual cues, e.g. shapes</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/255</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/255</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1473</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/255</class-ref> and <class-ref scheme="cpc">G06V30/1473</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/26" definition-exists="false" ipc-concordant="G06V10/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/26</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Segmentation of patterns in the image field</text></title-part><title-part><text>Cutting or merging of image elements to establish the pattern region, e.g. clustering-based techniques</text></title-part><title-part><text>Detection of occlusion</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/26</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/26</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/148</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/26</class-ref> and <class-ref scheme="cpc">G06V30/148</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/267" definition-exists="false" ipc-concordant="G06V10/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/267</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by performing operations on regions, e.g. growing, shrinking or watersheds</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/267</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/267</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/15</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/267</class-ref> and <class-ref scheme="cpc">G06V30/15</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/273" definition-exists="false" ipc-concordant="G06V10/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/273</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>removing elements interfering with the pattern to be recognised</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/273</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/273</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/155</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/273</class-ref> and <class-ref scheme="cpc">G06V30/155</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/28" definition-exists="false" ipc-concordant="G06V10/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/28</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Quantising the image, e.g. histogram thresholding for discrimination between background and foreground patterns</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/28</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/28</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/162</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/28</class-ref> and <class-ref scheme="cpc">G06V30/162</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/30" definition-exists="false" ipc-concordant="G06V10/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/30</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Noise filtering</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/30</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/30</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/164</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/30</class-ref> and <class-ref scheme="cpc">G06V30/164</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/32" definition-exists="false" ipc-concordant="G06V10/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/32</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Normalisation of the pattern dimensions</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/32</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/32</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/166</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/32</class-ref> and <class-ref scheme="cpc">G06V30/166</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/34" definition-exists="false" ipc-concordant="G06V10/34" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/34</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Smoothing or thinning of the pattern</text></title-part><title-part><text>Morphological operations</text></title-part><title-part><text>Skeletonisation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/34</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/34</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/168</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/34</class-ref> and <class-ref scheme="cpc">G06V30/168</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/36" definition-exists="false" ipc-concordant="G06V10/36" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/36</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Applying a local operator, i.e. means to operate on image points situated in the vicinity of a given point</text></title-part><title-part><text>Non-linear local filtering operations, e.g. median filtering</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/36</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/36</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/20</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/36</class-ref> and <class-ref scheme="cpc">G06V30/20</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/40" definition-exists="false" ipc-concordant="G06V10/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/40</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Extraction of image or video features</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/40</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/40</class-ref> is also impacted by reclassification into group s <class-ref scheme="cpc">G06V10/54</class-ref> and <class-ref scheme="cpc">G06V30/18</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/42" definition-exists="false" ipc-concordant="G06V10/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/42</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Global feature extraction by analysis of the whole pattern, e.g. using frequency domain transformations or autocorrelation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/42</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/42</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/186</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/42</class-ref> and <class-ref scheme="cpc">G06V30/186</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/421" definition-exists="false" ipc-concordant="G06V10/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/421</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by analysing segments intersecting the pattern</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/421</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/421</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/184</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/421</class-ref> and <class-ref scheme="cpc">G06V30/184</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/422" definition-exists="false" ipc-concordant="G06V10/422" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/422</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>for representing the structure of the pattern or shape of an object therefor</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/422</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/422</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18162</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/422</class-ref> and <class-ref scheme="cpc">G06V30/18162</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/424" definition-exists="false" ipc-concordant="G06V10/424" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/424</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Syntactic representation, e.g. by using alphabets or grammars</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/424</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/424</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18171</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/424</class-ref> and <class-ref scheme="cpc">G06V30/18171</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/426" definition-exists="false" ipc-concordant="G06V10/426" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/426</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Graphical representations</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/426</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/426</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18181</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/426</class-ref> and <class-ref scheme="cpc">G06V30/18181</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/431" definition-exists="false" ipc-concordant="G06V10/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/431</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Frequency domain transformation; Autocorrelation</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/431</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/431</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/187</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/431</class-ref> and <class-ref scheme="cpc">G06V30/187</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/435" definition-exists="false" ipc-concordant="G06V10/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/435</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Computation of moments</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/435</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/435</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/188</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/435</class-ref> and <class-ref scheme="cpc">G06V30/188</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/44" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/44</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections</text></title-part><title-part><text>Connectivity analysis, e.g. of connected components</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/44</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/44</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/1801</class-ref>, <class-ref scheme="cpc">G06V30/182</class-ref>, <class-ref scheme="cpc">G06V30/1823</class-ref>, <class-ref scheme="cpc">G06V30/1826</class-ref>, <class-ref scheme="cpc">G06V30/1829</class-ref>, <class-ref scheme="cpc">G06V30/1831</class-ref>, <class-ref scheme="cpc">G06V30/1834</class-ref> and <class-ref scheme="cpc">G06V30/1837</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/443" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/443</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by matching or filtering</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/443</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/443</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18019</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/443</class-ref> and <class-ref scheme="cpc">G06V30/18019</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/446" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/446</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using Haar-like filters, e.g. using integral image techniques</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/446</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/446</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18029</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/446</class-ref> and <class-ref scheme="cpc">G06V30/18029</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/449" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/449</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Biologically inspired filters, e.g. difference of Gaussians [DoG] or Gabor filters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/449</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/449</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18038</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/449</class-ref> and <class-ref scheme="cpc">G06V30/18038</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/451" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/451</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with interaction between the filter responses, e.g. cortical complex cells</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/451</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/451</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18048</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/451</class-ref> and <class-ref scheme="cpc">G06V30/18048</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G06V10/454" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/454</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Integrating the filters into a hierarchical structure, e.g. convolutional neural networks [CNN]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/454</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/454</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18057</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/454</class-ref> and <class-ref scheme="cpc">G06V30/18057</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/457" definition-exists="false" ipc-concordant="G06V10/44" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/457</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by analysing connectivity, e.g. edge linking, connected component analysis or slices</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/457</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/457</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18076</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/457</class-ref> and <class-ref scheme="cpc">G06V30/18076</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/46" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/46</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Descriptors for shape, contour or point-related descriptors, e.g. scale invariant feature transform [SIFT] or bags of words [BoW]</text></title-part><title-part><text>Salient regional features </text><reference><text>colour feature extraction <class-ref scheme="cpc">G06V10/56</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/46</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/46</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/182</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/46</class-ref> and <class-ref scheme="cpc">G06V30/182</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/462" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/462</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Salient features, e.g. scale invariant feature transforms [SIFT]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/462</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/462</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18143</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/462</class-ref> and <class-ref scheme="cpc">G06V30/18143</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/464" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/464</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using a plurality of salient features, e.g. bag-of-words [BoW] representations</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/464</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/464</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18152</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/464</class-ref> and <class-ref scheme="cpc">G06V30/18152</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/467" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/467</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Encoded features or binary features, e.g. local binary patterns [LBP]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/467</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/467</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18133</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/467</class-ref> and <class-ref scheme="cpc">G06V30/18133</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/469" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/469</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Contour-based spatial representations, e.g. vector-coding</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/469</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/469</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1823</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/469</class-ref> and <class-ref scheme="cpc">G06V30/1823</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/471" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/471</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using approximation functions</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/471</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/471</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1829</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/471</class-ref> and <class-ref scheme="cpc">G06V30/1829</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/473" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/473</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using gradient analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/473</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/473</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1831</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/473</class-ref> and <class-ref scheme="cpc">G06V30/1831</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/476" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/476</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using statistical shape modelling, e.g. point distribution models</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/476</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/476</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1834</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/476</class-ref> and <class-ref scheme="cpc">G06V30/1834</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/478" definition-exists="false" ipc-concordant="G06V10/46" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/478</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Contour-based spectral representations or scale-space representations, e.g. by Fourier analysis, wavelet analysis or curvature scale-space [CSS]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/478</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/478</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/1826</class-ref> and <class-ref scheme="cpc">G06V30/1837</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/48" definition-exists="false" ipc-concordant="G06V10/48" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/48</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by mapping characteristic values of the pattern into a parameter space, e.g. Hough transformation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/48</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/48</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18067</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/48</class-ref> and <class-ref scheme="cpc">G06V30/18067</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/50" definition-exists="false" ipc-concordant="G06V10/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/50</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by performing operations within image blocks</text></title-part><title-part><text>by using histograms, e.g. histogram of oriented gradients [HoG]</text></title-part><title-part><text>by summing image-intensity values</text></title-part><title-part><text>Projection analysis</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/50</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/50</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18086</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/50</class-ref> and <class-ref scheme="cpc">G06V30/18086</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/507" definition-exists="false" ipc-concordant="G06V10/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/507</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Summing image-intensity values; Histogram projection analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/507</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/507</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18095</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/507</class-ref> and <class-ref scheme="cpc">G06V30/18095</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/513" definition-exists="false" ipc-concordant="G06V10/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/513</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Sparse representations</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/513</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/513</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1819</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/513</class-ref> and <class-ref scheme="cpc">G06V30/1819</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/52" definition-exists="false" ipc-concordant="G06V10/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/52</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Scale-space analysis, e.g. wavelet analysis </text><reference><text>multi-scale boundary representations <class-ref scheme="cpc">G06V10/42</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/52</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/52</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/189</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/52</class-ref> and <class-ref scheme="cpc">G06V30/189</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/54" definition-exists="false" ipc-concordant="G06V10/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/54</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>relating to texture</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/54</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06V10/40</class-ref>. <br/>Groups <class-ref scheme="cpc">G06V10/40</class-ref> and <class-ref scheme="cpc">G06V10/54</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/56" definition-exists="false" ipc-concordant="G06V10/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/56</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>relating to colour</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/56</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/56</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18105</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/56</class-ref> and <class-ref scheme="cpc">G06V30/18105</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/58" definition-exists="false" ipc-concordant="G06V10/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/58</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>relating to hyperspectral data</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/58</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/58</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18114</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/58</class-ref> and <class-ref scheme="cpc">G06V30/18114</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/60" definition-exists="false" ipc-concordant="G06V10/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/60</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>relating to illumination properties, e.g. using a reflectance or lighting model</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/60</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/60</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/18124</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/60</class-ref> and <class-ref scheme="cpc">G06V30/18124</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/62" definition-exists="false" ipc-concordant="G06V10/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/62</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>relating to a temporal dimension, e.g. time-based feature extraction</text></title-part><title-part><text>Pattern tracking</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/62</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V10/62</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/70" definition-exists="false" ipc-concordant="G06V10/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/70</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using pattern recognition or machine learning </text><reference><text>optical pattern recognition or electronic computations therefor <class-ref scheme="cpc">G06V10/88</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V10/70</class-ref> and <class-ref scheme="cpc">G06V10/766</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/21</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref> and <class-ref scheme="cpc">G06V30/194</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/72" definition-exists="false" ipc-concordant="G06V10/72" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/72</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Data preparation, e.g. statistical preprocessing of image or video features</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/72</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/10</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/74" definition-exists="false" ipc-concordant="G06V10/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/74</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Image or video pattern matching</text></title-part><title-part><text>Proximity measures in feature spaces</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/75" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/75</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Organisation of the matching processes, e.g. simultaneous or sequential comparisons of image or video features</text></title-part><title-part><text>Coarse-fine approaches, e.g. multi-scale approaches</text></title-part><title-part><text>using context analysis</text></title-part><title-part><text>Selection of dictionaries</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/75</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/22</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/75</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/19007</class-ref>, <class-ref scheme="cpc">G06V30/192</class-ref>, <class-ref scheme="cpc">G06V30/196</class-ref> and <class-ref scheme="cpc">G06V30/198</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/751" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/751</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/751</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/751</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19013</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/7515" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7515</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Shifting the patterns to accommodate for positional errors</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7515</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/7515</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1902</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/752" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/752</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Contour matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/752</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/752</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19027</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/753" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/753</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Transform-based matching, e.g. Hough transform</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/753</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/753</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19033</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/754" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/754</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>involving a deformation of the sample pattern or of the reference pattern; Elastic matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/754</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/754</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1904</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/755" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/755</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Deformable models or variational models, e.g. snakes or active contours</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/755</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/755</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19047</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/7553" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7553</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on shape, e.g. active shape models [ASM]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7553</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/7553</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19053</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/7557" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7557</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on appearance, e.g. active appearance models [AAM]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7557</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/7557</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1906</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/757" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/757</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching configurations of points or features</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/757</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/757</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19067</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/758" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/758</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Involving statistics of pixels or of feature values, e.g. histogram matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/758</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/758</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19073</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/759" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/759</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Region-based matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/759</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/759</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/1908</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/76" definition-exists="false" ipc-concordant="G06V10/75" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/76</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on eigen-space representations, e.g. from pose or different illumination conditions; Shape manifolds</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/76</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/76</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/19087</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/761" definition-exists="false" ipc-concordant="G06V10/74" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/761</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Proximity, similarity or dissimilarity measures</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/761</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/22</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/762" definition-exists="false" ipc-concordant="G06V10/762" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/762</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using clustering, e.g. of similar faces in social networks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/762</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/23</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/7625" definition-exists="false" ipc-concordant="G06V10/762" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7625</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Hierarchical techniques, i.e. dividing or merging patterns to obtain a tree-like representation; Dendograms</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7625</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/231</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/763" definition-exists="false" ipc-concordant="G06V10/762" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/763</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Non-hierarchical techniques, e.g. based on statistics of modelling distributions</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/763</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/232</class-ref>, <class-ref scheme="cpc">G06F18/2321</class-ref>, <class-ref scheme="cpc">G06F18/23211</class-ref>, <class-ref scheme="cpc">G06F18/23213</class-ref>, <class-ref scheme="cpc">G06F18/2321</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/7635" definition-exists="false" ipc-concordant="G06V10/762" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7635</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on graphs, e.g. graph cuts or spectral clustering</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7635</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/2323</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/764" definition-exists="false" ipc-concordant="G06V10/764" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/764</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using classification, e.g. of video objects</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/764</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/24</class-ref>, <class-ref scheme="cpc">G06F18/241</class-ref>, <class-ref scheme="cpc">G06F18/2411</class-ref>, <class-ref scheme="cpc">G06F18/2413</class-ref>, <class-ref scheme="cpc">G06F18/24133</class-ref>, <class-ref scheme="cpc">G06F18/24137</class-ref>, <class-ref scheme="cpc">G06F18/2414</class-ref>, <class-ref scheme="cpc">G06F18/24143</class-ref>, <class-ref scheme="cpc">G06F18/24147</class-ref>, <class-ref scheme="cpc">G06F18/2415</class-ref>, <class-ref scheme="cpc">G06F18/24155</class-ref>, <class-ref scheme="cpc">G06F18/243</class-ref>, <class-ref scheme="cpc">G06F18/2431</class-ref>, <class-ref scheme="cpc">G06F18/24317</class-ref>, <class-ref scheme="cpc">G06F18/24323</class-ref>, <class-ref scheme="cpc">G06F18/2433</class-ref>, <class-ref scheme="cpc">G06F18/245</class-ref>, <class-ref scheme="cpc">G06F18/2451</class-ref>, <class-ref scheme="cpc">G06F18/2453</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/765" definition-exists="false" ipc-concordant="G06V10/764" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/765</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using rules for classification or partitioning the feature space</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/765</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/24765</class-ref>, <class-ref scheme="cpc">G06F18/2163</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/766" definition-exists="false" ipc-concordant="G06V10/766" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/766</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using regression, e.g. by projecting features on hyperplanes</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/768" definition-exists="false" ipc-concordant="G06V10/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/768</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using context analysis, e.g. recognition aided by known co-occurring patterns</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/768</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/768</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/262</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/77" definition-exists="false" ipc-concordant="G06V10/77" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/77</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Processing image or video features in feature spaces</text></title-part><title-part><text>using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]</text></title-part><title-part><text>Blind source separation</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/771" definition-exists="false" ipc-concordant="G06V10/771" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/771</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Feature selection, e.g. selecting representative features from a multi-dimensional feature space</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/771</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/211</class-ref>, <class-ref scheme="cpc">G06F18/2111</class-ref>, <class-ref scheme="cpc">G06F18/2113</class-ref>, <class-ref scheme="cpc">G06F18/2115</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/7715" definition-exists="false" ipc-concordant="G06V10/77" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7715</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Feature extraction, e.g. by transforming the feature space, e.g. multi-dimensional scaling [MDS]; Mappings, e.g. subspace methods</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7715</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/213</class-ref>, <class-ref scheme="cpc">G06F18/2132</class-ref>, <class-ref scheme="cpc">G06F18/21322</class-ref>, <class-ref scheme="cpc">G06F18/21324</class-ref>, <class-ref scheme="cpc">G06F18/21326</class-ref>, <class-ref scheme="cpc">G06F18/21328</class-ref>, <class-ref scheme="cpc">G06F18/2133</class-ref>, <class-ref scheme="cpc">G06F18/2134</class-ref>, <class-ref scheme="cpc">G06F18/21342</class-ref>, <class-ref scheme="cpc">G06F18/21343</class-ref>, <class-ref scheme="cpc">G06F18/21345</class-ref>, <class-ref scheme="cpc">G06F18/21347</class-ref>, <class-ref scheme="cpc">G06F18/21348</class-ref>, <class-ref scheme="cpc">G06F18/2135</class-ref>, <class-ref scheme="cpc">G06F18/21355</class-ref>, <class-ref scheme="cpc">G06F18/2136</class-ref>, <class-ref scheme="cpc">G06F18/2137</class-ref>, <class-ref scheme="cpc">G06F18/21375</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/772" definition-exists="false" ipc-concordant="G06V10/772" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/772</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Determining representative reference patterns, e.g. averaging or distorting patterns</text></title-part><title-part><text>Generating dictionaries</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/772</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/28</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/774" definition-exists="false" ipc-concordant="G06V10/774" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/774</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Generating sets of training patterns</text></title-part><title-part><text>Bootstrap methods, e.g. bagging or boosting</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/774</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/214</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/7747" definition-exists="false" ipc-concordant="G06V10/774" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7747</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Organisation of the process, e.g. bagging or boosting</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7747</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/2148</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/7753" definition-exists="false" ipc-concordant="G06V10/774" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7753</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Incorporation of unlabelled data, e.g. multiple instance learning [MIL]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7753</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/2155</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/776" definition-exists="false" ipc-concordant="G06V10/776" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/776</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Validation</text></title-part><title-part><text>Performance evaluation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/776</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/217</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/778" definition-exists="false" ipc-concordant="G06V10/778" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/778</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Active pattern-learning, e.g. online learning of image or video features</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/778</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/217</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/7784" definition-exists="false" ipc-concordant="G06V10/778" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7784</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on feedback from supervisors</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7784</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/2178</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/7788" definition-exists="false" ipc-concordant="G06V10/778" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7788</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>the supervisor being a human, e.g. interactive learning with a human teacher</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7788</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/41</class-ref>, <class-ref scheme="cpc">G06F18/2185</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/7792" definition-exists="false" ipc-concordant="G06V10/778" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/7792</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>the supervisor being an automated module, e.g. "intelligent oracle"</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/7796" definition-exists="false" ipc-concordant="G06V10/778" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/7796</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on specific statistical tests</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/7796</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/2193</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/80" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/80</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level </text><reference><text>multimodal speaker identification or verification <class-ref scheme="cpc">G10L17/10</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/80</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/25</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/803" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/803</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of input or preprocessed data</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/803</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/251</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/806" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/806</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of extracted features</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/806</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/253</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/809" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/809</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of classification results, e.g. where the classifiers operate on the same input data</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/809</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/254</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V10/811" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/811</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>the classifiers operating on different input data, e.g. multi-modal recognition</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/811</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/256</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/814" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/814</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using belief theory, e.g. Dempster-Shafer</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/814</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/257</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/817" definition-exists="false" ipc-concordant="G06V10/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/817</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by voting</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/817</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/259</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/82" definition-exists="false" ipc-concordant="G06V10/82" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/82</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using neural networks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/84" definition-exists="false" ipc-concordant="G06V10/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/84</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using probabilistic graphical models from image or video features, e.g. Markov models or Bayesian networks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/84</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/29</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/85" definition-exists="false" ipc-concordant="G06V10/84" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/85</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Markov-related models; Markov random fields</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/85</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/295</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/86" definition-exists="false" ipc-concordant="G06V10/86" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/86</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using syntactic or structural representations of the image or video pattern, e.g. symbolic string recognition</text></title-part><title-part><text>using graph matching</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/87" definition-exists="false" ipc-concordant="G06V10/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/87</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using selection of the recognition techniques, e.g. of a classifier in a multiple classifier system</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/87</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/285</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/88" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/88</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Image or video recognition using optical means, e.g. reference filters, holographic masks, frequency domain filters or spatial domain filters</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/88</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/88</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/199</class-ref> and <class-ref scheme="cpc">G06V30/20</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/89" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/89</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using frequency domain filters, e.g. Fourier masks implemented on spatial light modulators</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/89</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/89</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/199</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V10/893" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/893</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>characterised by the kind of filter</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/893</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/893</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/199</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/895" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/895</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>the filter being related to phase processing, e.g. phase-only filters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/895</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/895</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/199</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V10/898" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/898</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>combination of filters, e.g. phase-only filters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/898</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/898</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/199</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/92" definition-exists="false" ipc-concordant="G06V10/88" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/92</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using spatial domain filters, e.g. joint transform correlators</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/92</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V10/20</class-ref>.<br/>Group <class-ref scheme="cpc">G06V10/92</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/199</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/94" definition-exists="false" ipc-concordant="G06V10/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/94</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Hardware or software architectures specially adapted for image or video understanding</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V10/94</class-ref>, <class-ref scheme="cpc">G06V10/95</class-ref> and <class-ref scheme="cpc">G06V10/955</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/945" definition-exists="false" ipc-concordant="G06V10/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/945</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>User interactive design; Environments; Toolboxes</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/945</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06F18/40</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/40</class-ref> and <class-ref scheme="cpc">G06V10/945</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/95" definition-exists="false" ipc-concordant="G06V10/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/95</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>structured as a network, e.g. client-server architectures</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/955" definition-exists="false" ipc-concordant="G06V10/94" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/955</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using specific electronic processors</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/96" definition-exists="false" ipc-concordant="G06V10/96" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/96</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Management of image or video recognition tasks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/96</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V10/96</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V10/98" definition-exists="false" ipc-concordant="G06V10/98" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V10/98</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Detection or correction of errors, e.g. by rescanning the pattern or by human intervention</text></title-part><title-part><text>Evaluation of the quality of the acquired patterns</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V10/98</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V10/98</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V30/12</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/98</class-ref> and <class-ref scheme="cpc">G06V30/12</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/987" definition-exists="false" ipc-concordant="G06V10/98" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/987</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with the intervention of an operator</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">G06V10/987</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">G06V30/127</class-ref>.<br/>Groups <class-ref scheme="cpc">G06V10/987</class-ref> and <class-ref scheme="cpc">G06V30/127</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V10/993" definition-exists="false" ipc-concordant="G06V10/98" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V10/993</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Evaluation of the quality of the acquired pattern</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-source">Group <class-ref scheme="cpc">G06V10/993</class-ref> is impacted by reclassification into group <class-ref scheme="cpc">G06V30/133</class-ref>.<br/>Groups <class-ref scheme="cpc">G06V10/993</class-ref> and <class-ref scheme="cpc">G06V30/133</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G06V20/00" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/00</classification-symbol><class-title date-revised="2023-01-01"><title-part><text>Scenes</text></title-part><title-part><text>Scene-specific elements </text><reference><text>control of digital cameras <class-ref scheme="cpc">H04N23/60</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>In this group, the following term is used with the meaning indicated:<subnote type="bullet"><note-paragraph>"scene" is a visual representation of the world or of some elements of it, as captured by a sensor or generated by a computer.</note-paragraph></subnote></note-paragraph></note><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/00</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Group <class-ref scheme="cpc">G06V20/00</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V20/05</class-ref>, <class-ref scheme="cpc">G06V20/50</class-ref>, <class-ref scheme="cpc">G06V20/60</class-ref>, <class-ref scheme="cpc">G06V20/66</class-ref>, <class-ref scheme="cpc">G06V20/69</class-ref>, <class-ref scheme="cpc">G06V20/693</class-ref>, <class-ref scheme="cpc">G06V20/695</class-ref>, <class-ref scheme="cpc">G06V20/698</class-ref> and <class-ref scheme="cpc">G06V20/70</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/05" definition-exists="false" ipc-concordant="G06V20/05" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/05</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Underwater scenes</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/05</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V20/00</class-ref> and <class-ref scheme="cpc">G06V20/05</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/10" definition-exists="false" ipc-concordant="G06V20/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/10</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Terrestrial scenes </text><reference><text>scenes under surveillance with static cameras <class-ref scheme="cpc">G06V20/52</class-ref>; scenes perceived from the exterior of a vehicle <class-ref scheme="cpc">G06V20/56</class-ref>; scenes perceived from the interior of a vehicle <class-ref scheme="cpc">G06V20/59</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/10</class-ref>, <class-ref scheme="cpc">G06V20/176</class-ref>, <class-ref scheme="cpc">G06V20/182</class-ref>, <class-ref scheme="cpc">G06V20/188</class-ref> and <class-ref scheme="cpc">G06V20/194</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/13" definition-exists="false" ipc-concordant="G06V20/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/13</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Satellite images</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/13</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V20/13</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V20/17</class-ref>. <br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V20/13</class-ref> and <class-ref scheme="cpc">G06V20/17</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/17" definition-exists="false" ipc-concordant="G06V20/17" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/17</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>taken from planes or by drones</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/17</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/13</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V20/13</class-ref> and <class-ref scheme="cpc">G06V20/17</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/176" definition-exists="false" ipc-concordant="G06V20/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/176</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Urban or other man-made structures</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/182" definition-exists="false" ipc-concordant="G06V20/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/182</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Network patterns, e.g. roads or rivers</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/188" definition-exists="false" ipc-concordant="G06V20/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/188</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Vegetation</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/194" definition-exists="false" ipc-concordant="G06V20/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/194</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using hyperspectral data, i.e. more or other wavelengths than RGB</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/20" definition-exists="false" ipc-concordant="G06V20/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/20</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>in augmented reality scenes</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/20</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/20</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/30" definition-exists="false" ipc-concordant="G06V20/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/30</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>in albums, collections or shared content, e.g. social network photos or video</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/30</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/30</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/35" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/35</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Categorising the entire scene, e.g. birthday party or wedding scene</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/35</class-ref>, <class-ref scheme="cpc">G06V20/36</class-ref>, <class-ref scheme="cpc">G06V20/38</class-ref> and <class-ref scheme="cpc">G06V20/39</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/36" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/36</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Indoor scenes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/38" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/38</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Outdoor scenes</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/39" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/39</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Urban scenes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/40" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/40</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>in video content </text><reference><text>extracting overlay text <class-ref scheme="cpc">G06V20/62</class-ref>; video retrieval <class-ref scheme="cpc">G06F16/70</class-ref>; processing of video elementary streams in video servers <class-ref scheme="cpc">H04N21/234</class-ref>; processing of video elementary streams in video clients <class-ref scheme="cpc">H04N21/44</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/40</class-ref>, <class-ref scheme="cpc">G06V20/41</class-ref>, <class-ref scheme="cpc">G06V20/42</class-ref>, <class-ref scheme="cpc">G06V20/43</class-ref>, <class-ref scheme="cpc">G06V20/44</class-ref>, <class-ref scheme="cpc">G06V20/46</class-ref>, <class-ref scheme="cpc">G06V20/47</class-ref>, <class-ref scheme="cpc">G06V20/48</class-ref> and <class-ref scheme="cpc">G06V20/49</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/41" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/41</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Higher-level, semantic clustering, classification or understanding of video scenes, e.g. detection, labelling or Markovian modelling of sport events or news items </text><reference><text>segmenting video sequences <class-ref scheme="cpc">G06V20/49</class-ref></text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/42" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/42</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of sport video content</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/43" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/43</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of news video content</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/44" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/44</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Event detection</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/46" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/46</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features or characteristics from the video content, e.g. video fingerprints, representative shots or key frames</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/47" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/47</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detecting features for summarising video content</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/48" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/48</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching video sequences</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/49" definition-exists="false" ipc-concordant="G06V20/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/49</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Segmenting video sequences, i.e. computational techniques such as parsing or cutting the sequence, low-level clustering or determining units such as shots or scenes</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/50" definition-exists="false" ipc-concordant="G06V20/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/50</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Context or environment of the image</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/50</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V20/00</class-ref> and <class-ref scheme="cpc">G06V20/50</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/52" definition-exists="false" ipc-concordant="G06V20/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/52</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Surveillance or monitoring of activities, e.g. for recognising suspicious objects </text><reference><text>recognising microscopic objects <class-ref scheme="cpc">G06V20/69</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/52</class-ref>, <class-ref scheme="cpc">G06V20/53</class-ref> and <class-ref scheme="cpc">G06V20/54</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/53" definition-exists="false" ipc-concordant="G06V20/52" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/53</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of crowd images, e.g. recognition of crowd congestion</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/54" definition-exists="false" ipc-concordant="G06V20/54" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/54</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of traffic, e.g. cars on the road, trains or boats</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/56" definition-exists="false" ipc-concordant="G06V20/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/56</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>exterior to a vehicle by using sensors mounted on the vehicle</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/56</class-ref>, <class-ref scheme="cpc">G06V20/58</class-ref>, <class-ref scheme="cpc">G06V20/582</class-ref>, <class-ref scheme="cpc">G06V20/584</class-ref>, <class-ref scheme="cpc">G06V20/586</class-ref> and <class-ref scheme="cpc">G06V20/588</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/58" definition-exists="false" ipc-concordant="G06V20/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/58</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of moving objects or obstacles, e.g. vehicles or pedestrians</text></title-part><title-part><text>Recognition of traffic objects, e.g. traffic signs, traffic lights or roads</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V20/582" definition-exists="false" ipc-concordant="G06V20/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/582</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of traffic signs</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V20/584" definition-exists="false" ipc-concordant="G06V20/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/584</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of vehicle lights or traffic lights</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V20/586" definition-exists="false" ipc-concordant="G06V20/58" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/586</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of parking space</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/588" definition-exists="false" ipc-concordant="G06V20/56" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/588</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of the road, e.g. of lane markings; Recognition of the vehicle driving pattern in relation to the road</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/59" definition-exists="false" ipc-concordant="G06V20/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/59</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>inside of a vehicle, e.g. relating to seat occupancy, driver state or inner lighting conditions</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/59</class-ref>, <class-ref scheme="cpc">G06V20/593</class-ref> and <class-ref scheme="cpc">G06V20/597</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/593" definition-exists="false" ipc-concordant="G06V20/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/593</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognising seat occupancy</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/597" definition-exists="false" ipc-concordant="G06V20/59" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/597</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognising the driver's state or behaviour, e.g. attention or drowsiness</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/60" definition-exists="false" ipc-concordant="G06V20/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/60</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Type of objects</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/60</class-ref>, <class-ref scheme="cpc">G06V20/66</class-ref>, <class-ref scheme="cpc">G06V20/69</class-ref>, <class-ref scheme="cpc">G06V20/693</class-ref>, <class-ref scheme="cpc">G06V20/695</class-ref> and <class-ref scheme="cpc">G06V20/698</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/62" definition-exists="false" ipc-concordant="G06V20/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/62</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Text, e.g. of license plates, overlay texts or captions on TV images</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/62</class-ref>, <class-ref scheme="cpc">G06V20/625</class-ref>, <class-ref scheme="cpc">G06V20/63</class-ref> and <class-ref scheme="cpc">G06V20/635</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/625" definition-exists="false" ipc-concordant="G06V20/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/625</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>License plates</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/63" definition-exists="false" ipc-concordant="G06V20/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/63</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Scene text, e.g. street names</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/635" definition-exists="false" ipc-concordant="G06V20/62" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/635</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Overlay text, e.g. embedded captions in a TV program</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/64" definition-exists="false" ipc-concordant="G06V20/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/64</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Three-dimensional objects</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V20/64</class-ref>, <class-ref scheme="cpc">G06V20/647</class-ref> and <class-ref scheme="cpc">G06V20/653</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/647" definition-exists="false" ipc-concordant="G06V20/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/647</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by matching two-dimensional images to three-dimensional objects</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/653" definition-exists="false" ipc-concordant="G06V20/64" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/653</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by matching three-dimensional models, e.g. conformal mapping of Riemann surfaces</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/66" definition-exists="false" ipc-concordant="G06V20/66" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/66</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Trinkets, e.g. shirt buttons or jewellery items </text><reference><text>recognising microscopic objects <class-ref scheme="cpc">G06V20/69</class-ref></text></reference></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/68" definition-exists="false" ipc-concordant="G06V20/68" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/68</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Food, e.g. fruit or vegetables</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/68</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/68</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V20/69" definition-exists="false" ipc-concordant="G06V20/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/69</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Microscopic objects, e.g. biological cells or cellular parts</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/693" definition-exists="false" ipc-concordant="G06V20/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/693</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Acquisition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/695" definition-exists="false" ipc-concordant="G06V20/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/695</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Preprocessing, e.g. image segmentation</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V20/698" definition-exists="false" ipc-concordant="G06V20/69" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/698</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching; Classification</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/70" definition-exists="false" ipc-concordant="G06V20/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/70</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Labelling scene content, e.g. deriving syntactic or semantic representations</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/70</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V20/00</class-ref> and <class-ref scheme="cpc">G06V20/70</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/80" definition-exists="false" ipc-concordant="G06V20/80" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/80</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognising image objects characterised by unique random patterns</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/80</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/80</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/90" definition-exists="false" ipc-concordant="G06V20/90" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V20/90</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Identifying an image sensor based on its output data</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V20/90</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V20/90</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V20/95" definition-exists="false" ipc-concordant="G06V20/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V20/95</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Pattern authentication; Markers therefor; Forgery detection</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G06V30/00" definition-exists="false" ipc-concordant="G06V30/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/00</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Character recognition</text></title-part><title-part><text>Recognising digital ink</text></title-part><title-part><text>Document-oriented image-based pattern recognition </text><reference><text>scanning, transmission or reproduction of documents or the like <class-ref scheme="cpc">H04N1/00</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="note"><note-paragraph>This group <u>covers</u> recognition of characters or digital ink, where the characters or the digital ink can include representations in three dimensions, e.g. as written by performing gestures in the air.</note-paragraph></note><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/00</class-ref>, <class-ref scheme="cpc">G06V30/412</class-ref>, <class-ref scheme="cpc">G06V30/413</class-ref>, <class-ref scheme="cpc">G06V30/414</class-ref>, <class-ref scheme="cpc">G06V30/416</class-ref>, <class-ref scheme="cpc">G06V30/418</class-ref>, <class-ref scheme="cpc">G06V30/42</class-ref>, <class-ref scheme="cpc">G06V30/422</class-ref> and <class-ref scheme="cpc">G06V30/424</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V30/10" definition-exists="false" ipc-concordant="G06V30/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/10</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Character recognition</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/10</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V30/10</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/12</class-ref>, <class-ref scheme="cpc">G06V30/127</class-ref>, <class-ref scheme="cpc">G06V30/133</class-ref>, <class-ref scheme="cpc">G06V30/14</class-ref>, <class-ref scheme="cpc">G06V30/141</class-ref>, <class-ref scheme="cpc">G06V30/142</class-ref>, <class-ref scheme="cpc">G06V30/1423</class-ref>, <class-ref scheme="cpc">G06V30/1426</class-ref>, <class-ref scheme="cpc">G06V30/1429</class-ref>, <class-ref scheme="cpc">G06V30/1431</class-ref>, <class-ref scheme="cpc">G06V30/1434</class-ref>, <class-ref scheme="cpc">G06V30/1437</class-ref>, <class-ref scheme="cpc">G06V30/144</class-ref>, <class-ref scheme="cpc">G06V30/1444</class-ref>, <class-ref scheme="cpc">G06V30/1448</class-ref>, <class-ref scheme="cpc">G06V30/1452</class-ref>, <class-ref scheme="cpc">G06V30/1456</class-ref>, <class-ref scheme="cpc">G06V30/146</class-ref>, <class-ref scheme="cpc">G06V30/1463</class-ref>, <class-ref scheme="cpc">G06V30/1465</class-ref>, <class-ref scheme="cpc">G06V30/1468</class-ref>, <class-ref scheme="cpc">G06V30/147</class-ref>, <class-ref scheme="cpc">G06V30/1473</class-ref>, <class-ref scheme="cpc">G06V30/1475</class-ref>, <class-ref scheme="cpc">G06V30/1478</class-ref>, <class-ref scheme="cpc">G06V30/148</class-ref>, <class-ref scheme="cpc">G06V30/15</class-ref>, <class-ref scheme="cpc">G06V30/153</class-ref>, <class-ref scheme="cpc">G06V30/155</class-ref>, <class-ref scheme="cpc">G06V30/158</class-ref>, <class-ref scheme="cpc">G06V30/16</class-ref>, <class-ref scheme="cpc">G06V30/1607</class-ref>, <class-ref scheme="cpc">G06V30/1613</class-ref>, <class-ref scheme="cpc">G06V30/162</class-ref>, <class-ref scheme="cpc">G06V30/164</class-ref>, <class-ref scheme="cpc">G06V30/166</class-ref>, <class-ref scheme="cpc">G06V30/168</class-ref>, <class-ref scheme="cpc">G06V30/18</class-ref>, <class-ref scheme="cpc">G06V30/1801</class-ref>, <class-ref scheme="cpc">G06V30/18019</class-ref>, <class-ref scheme="cpc">G06V30/18029</class-ref>, <class-ref scheme="cpc">G06V30/18038</class-ref>, <class-ref scheme="cpc">G06V30/18048</class-ref>, <class-ref scheme="cpc">G06V30/18057</class-ref>, <class-ref scheme="cpc">G06V30/18067</class-ref>, <class-ref scheme="cpc">G06V30/18076</class-ref>, <class-ref scheme="cpc">G06V30/18086</class-ref>, <class-ref scheme="cpc">G06V30/18095</class-ref>, <class-ref scheme="cpc">G06V30/18105</class-ref>, <class-ref scheme="cpc">G06V30/18114</class-ref>, <class-ref scheme="cpc">G06V30/18124</class-ref>, <class-ref scheme="cpc">G06V30/18133</class-ref>, <class-ref scheme="cpc">G06V30/18143</class-ref>, <class-ref scheme="cpc">G06V30/18152</class-ref>, <class-ref scheme="cpc">G06V30/18162</class-ref>, <class-ref scheme="cpc">G06V30/18171</class-ref>, <class-ref scheme="cpc">G06V30/18181</class-ref>, <class-ref scheme="cpc">G06V30/1819</class-ref>, <class-ref scheme="cpc">G06V30/182</class-ref>, <class-ref scheme="cpc">G06V30/1823</class-ref>, <class-ref scheme="cpc">G06V30/1826</class-ref>, <class-ref scheme="cpc">G06V30/1829</class-ref>, <class-ref scheme="cpc">G06V30/1831</class-ref>, <class-ref scheme="cpc">G06V30/1834</class-ref>, <class-ref scheme="cpc">G06V30/1837</class-ref>, <class-ref scheme="cpc">G06V30/184</class-ref>, <class-ref scheme="cpc">G06V30/186</class-ref>, <class-ref scheme="cpc">G06V30/187</class-ref>, <class-ref scheme="cpc">G06V30/188</class-ref>, <class-ref scheme="cpc">G06V30/189</class-ref>, <class-ref scheme="cpc">G06V30/19</class-ref>, <class-ref scheme="cpc">G06V30/19007</class-ref>, <class-ref scheme="cpc">G06V30/19013</class-ref>, <class-ref scheme="cpc">G06V30/1902</class-ref>, <class-ref scheme="cpc">G06V30/19027</class-ref>, <class-ref scheme="cpc">G06V30/19033</class-ref>, <class-ref scheme="cpc">G06V30/1904</class-ref>, <class-ref scheme="cpc">G06V30/19047</class-ref>, <class-ref scheme="cpc">G06V30/19053</class-ref>, <class-ref scheme="cpc">G06V30/1906</class-ref>, <class-ref scheme="cpc">G06V30/19067</class-ref>, <class-ref scheme="cpc">G06V30/19073</class-ref>, <class-ref scheme="cpc">G06V30/1908</class-ref>, <class-ref scheme="cpc">G06V30/19087</class-ref>, <class-ref scheme="cpc">G06V30/19093</class-ref>, <class-ref scheme="cpc">G06V30/191</class-ref>, <class-ref scheme="cpc">G06V30/19107</class-ref>, <class-ref scheme="cpc">G06V30/19113</class-ref>, <class-ref scheme="cpc">G06V30/1912</class-ref>, <class-ref scheme="cpc">G06V30/19127</class-ref>, <class-ref scheme="cpc">G06V30/19133</class-ref>, <class-ref scheme="cpc">G06V30/1914</class-ref>, <class-ref scheme="cpc">G06V30/19147</class-ref>, <class-ref scheme="cpc">G06V30/19153</class-ref>, <class-ref scheme="cpc">G06V30/1916</class-ref>, <class-ref scheme="cpc">G06V30/19167</class-ref>, <class-ref scheme="cpc">G06V30/19173</class-ref>, <class-ref scheme="cpc">G06V30/1918</class-ref>, <class-ref scheme="cpc">G06V30/19187</class-ref>, <class-ref scheme="cpc">G06V30/19193</class-ref>, <class-ref scheme="cpc">G06V30/192</class-ref>, <class-ref scheme="cpc">G06V30/194</class-ref>, <class-ref scheme="cpc">G06V30/195</class-ref>, <class-ref scheme="cpc">G06V30/196</class-ref>, <class-ref scheme="cpc">G06V30/198</class-ref>, <class-ref scheme="cpc">G06V30/1983</class-ref>, <class-ref scheme="cpc">G06V30/1985</class-ref>, <class-ref scheme="cpc">G06V30/1988</class-ref>, <class-ref scheme="cpc">G06V30/199</class-ref>, <class-ref scheme="cpc">G06V30/20</class-ref>, <class-ref scheme="cpc">G06V30/22</class-ref>, <class-ref scheme="cpc">G06V30/222</class-ref>, <class-ref scheme="cpc">G06V30/224</class-ref>, <class-ref scheme="cpc">G06V30/2247</class-ref>, <class-ref scheme="cpc">G06V30/2253</class-ref>, <class-ref scheme="cpc">G06V30/226</class-ref>, <class-ref scheme="cpc">G06V30/2264</class-ref>, <class-ref scheme="cpc">G06V30/2268</class-ref>, <class-ref scheme="cpc">G06V30/2272</class-ref>, <class-ref scheme="cpc">G06V30/2276</class-ref>, <class-ref scheme="cpc">G06V30/228</class-ref>, <class-ref scheme="cpc">G06V30/24</class-ref>, <class-ref scheme="cpc">G06V30/242</class-ref>, <class-ref scheme="cpc">G06V30/244</class-ref>, <class-ref scheme="cpc">G06V30/2445</class-ref>, <class-ref scheme="cpc">G06V30/245</class-ref>, <class-ref scheme="cpc">G06V30/2455</class-ref>, <class-ref scheme="cpc">G06V30/246</class-ref>, <class-ref scheme="cpc">G06V30/248</class-ref>, <class-ref scheme="cpc">G06V30/2504</class-ref>, <class-ref scheme="cpc">G06V30/2528</class-ref>, <class-ref scheme="cpc">G06V30/2552</class-ref>, <class-ref scheme="cpc">G06V30/26</class-ref>, <class-ref scheme="cpc">G06V30/262</class-ref>, <class-ref scheme="cpc">G06V30/268</class-ref>, <class-ref scheme="cpc">G06V30/274</class-ref>, <class-ref scheme="cpc">G06V30/28</class-ref>, <class-ref scheme="cpc">G06V30/287</class-ref>, <class-ref scheme="cpc">G06V30/293</class-ref>, <class-ref scheme="cpc">G06V30/30</class-ref>, <class-ref scheme="cpc">G06V30/302</class-ref>, <class-ref scheme="cpc">G06V30/304</class-ref>, <class-ref scheme="cpc">G06V30/32</class-ref>, <class-ref scheme="cpc">G06V30/333</class-ref>, <class-ref scheme="cpc">G06V30/347</class-ref>, <class-ref scheme="cpc">G06V30/36</class-ref>, <class-ref scheme="cpc">G06V30/373</class-ref> and <class-ref scheme="cpc">G06V30/387</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/12" definition-exists="false" ipc-concordant="G06V30/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/12</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Detection or correction of errors, e.g. by rescanning the pattern</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/12</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/98</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/127" definition-exists="false" ipc-concordant="G06V30/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/127</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with the intervention of an operator</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/127</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/987</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/133" definition-exists="false" ipc-concordant="G06V30/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/133</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Evaluation of quality of the acquired characters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/133</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/993</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/14" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/14</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Image acquisition</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/14</class-ref>, <class-ref scheme="cpc">G06V30/1423</class-ref>, <class-ref scheme="cpc">G06V30/144</class-ref>, <class-ref scheme="cpc">G06V30/153</class-ref> and <class-ref scheme="cpc">G06V30/158</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/141" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/141</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using multiple overlapping images; Image stitching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/141</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/16</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/142" definition-exists="false" ipc-concordant="G06V30/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/142</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using hand-held instruments</text></title-part><title-part><text>Constructional details of the instruments</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/142</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/12</class-ref>, <class-ref scheme="cpc">G06V10/17</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1423" definition-exists="false" ipc-concordant="G06V30/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/1423</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>the instrument generating sequences of position coordinates corresponding to handwriting </text><reference><text>preprocessing or recognising digital ink <class-ref scheme="cpc">G06V30/32</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1426" definition-exists="false" ipc-concordant="G06V30/142" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1426</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by sensing position defining codes on a support</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1426</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/19</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1429" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1429</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Identifying or ignoring parts by sensing at different wavelengths</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1429</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/143</class-ref>, <class-ref scheme="cpc">G06V10/147</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1431" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1431</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Illumination control</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1431</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/141</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1434" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1434</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Special illumination such as grating, reflections or deflections, e.g. for characters with relief</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1434</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/145</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1437" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1437</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Sensor details, e.g. position, configuration or special lenses </text><reference><text><class-ref scheme="cpc">G06V30/1429</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1437</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/147</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/144" definition-exists="false" ipc-concordant="G06V30/144" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/144</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using a slot moved over the image</text></title-part><title-part><text>using discrete sensing elements at predetermined points</text></title-part><title-part><text>using automatic curve following means</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1444" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1444</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Selective acquisition, locating or processing of specific regions, e.g. highlighted text, fiducial marks or predetermined fields</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1444</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/22</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1448" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1448</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on markings or identifiers characterising the document or the area</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1448</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/225</class-ref>, <class-ref scheme="cpc">G06V10/245</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1452" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1452</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on positionally close symbols, e.g. amount sign or URL-specific characters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1452</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/23</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1456" definition-exists="false" ipc-concordant="G06V30/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1456</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on user interactions</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1456</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/235</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/146" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/146</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Aligning or centring of the image pick-up or image-field</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/146</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/24</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1463" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1463</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Orientation detection or correction, e.g. rotation of multiples of 90 degrees</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1463</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/242</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1465" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1465</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by locating a pattern </text><reference><text><class-ref scheme="cpc">G06V30/1475</class-ref> takes precedence; centring within a document with a marking <class-ref scheme="cpc">G06V30/1448</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/1465</class-ref> and <class-ref scheme="cpc">G06V30/1468</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/245</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/1468" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/1468</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Special marks for positioning</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/147" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/147</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Determination of region of interest</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/147</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/25</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1473" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1473</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognising objects as potential recognition candidates based on visual cues, e.g. shapes</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1473</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/255</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1475" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1475</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Inclination or skew detection or correction of characters or of image to be recognised</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1475</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/243</class-ref>, <class-ref scheme="cpc">G06V10/245</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>. <br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/1478" definition-exists="false" ipc-concordant="G06V30/146" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1478</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of characters or characters lines</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1478</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/245</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/148" definition-exists="false" ipc-concordant="G06V30/148" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/148</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Segmentation of character regions</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/148</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/26</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/15" definition-exists="false" ipc-concordant="G06V30/148" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/15</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Cutting or merging image elements, e.g. region growing, watershed or clustering-based techniques</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/15</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/267</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/153" definition-exists="false" ipc-concordant="G06V30/148" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/153</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using recognition of characters or words</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/155" definition-exists="false" ipc-concordant="G06V30/148" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/155</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Removing patterns interfering with the pattern to be recognised, such as ruled lines or underlines</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/155</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/273</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/158" definition-exists="false" ipc-concordant="G06V30/148" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/158</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using character size, text spacings or pitch estimation</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/16" definition-exists="false" ipc-concordant="G06V30/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Image preprocessing</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/16</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1607" definition-exists="false" ipc-concordant="G06V30/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1607</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Correcting image deformation, e.g. trapezoidal deformation caused by perspective</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1607</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/247</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1613" definition-exists="false" ipc-concordant="G06V30/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1613</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Interactive preprocessing or shape modelling, e.g. assignment of feature points by a user</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1613</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/248</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/162" definition-exists="false" ipc-concordant="G06V30/162" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/162</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Quantising the image signal</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/162</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/28</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/164" definition-exists="false" ipc-concordant="G06V30/164" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/164</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Noise filtering</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/164</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/30</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/166" definition-exists="false" ipc-concordant="G06V30/166" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/166</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Normalisation of pattern dimensions</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/166</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/32</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/168" definition-exists="false" ipc-concordant="G06V30/168" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/168</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Smoothing or thinning of the pattern</text></title-part><title-part><text>Skeletonisation</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/168</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/34</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/18" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Extraction of features or characteristics of the image</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/40</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1801" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1801</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detecting partial patterns, e.g. edges or contours, or configurations, e.g. loops, corners, strokes or intersections </text><reference><text>extracting features by contour coding <class-ref scheme="cpc">G06V30/182</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1801</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18019" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18019</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by matching or filtering</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18019</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/443</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/18029" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18029</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>filtering with Haar-like subimages, e.g. computation thereof with the integral image technique</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18029</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/446</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/18038" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18038</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Biologically-inspired filters, e.g. difference of Gaussians [DoG], Gabor filters</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18038</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/449</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G06V30/18048" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18048</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with interaction between the responses of different filters, e.g. cortical complex cells</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18048</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/451</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G06V30/18057" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18057</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Integrating the filters into a hierarchical structure, e.g. convolutional neural networks [CNN]</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18057</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/454</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18067" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18067</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by mapping characteristic values of the pattern into a parameter space, e.g. Hough transformation</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18067</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/48</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18076" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18076</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by analysing connectivity, e.g. edge linking, connected component analysis or slices</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18076</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/457</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18086" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18086</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by performing operations within image blocks or by using histograms</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18086</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/50</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18095" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18095</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Summing image-intensity values; Projection and histogram analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18095</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/507</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18105" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18105</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>related to colour</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18105</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/56</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18114" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18114</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>involving specific hyperspectral computations of features</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18114</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/58</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18124" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18124</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>related to illumination properties, e.g. according to a reflectance or lighting model</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18124</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/60</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18133" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18133</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>regional/local feature not essentially salient, e.g. local binary pattern</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18133</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/467</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18143" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18143</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features based on salient regional features, e.g. scale invariant feature transform [SIFT] keypoints</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18143</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/462</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18152" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18152</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features based on a plurality of salient regional features, e.g. "bag of words"</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18152</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/464</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/18162" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18162</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>related to a structural representation of the pattern</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18162</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/422</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18171" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18171</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Syntactic representation, e.g. using a grammatical approach</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18171</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/424</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/18181" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/18181</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Graphical representation, e.g. directed attributed graph</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/18181</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/426</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/1819" definition-exists="false" ipc-concordant="G06V30/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1819</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>sparse representations</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1819</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/513</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/182" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/182</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by coding the contour of the pattern</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/182</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/46</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1823" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1823</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using vector-coding</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1823</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/469</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1826" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1826</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>analysing the spectrum of the contour, e.g. Fourier expansion</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1826</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/478</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1829" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1829</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using an approximation function</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1829</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/471</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1831" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1831</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using gradient analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1831</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/473</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1834" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1834</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using statistical shape modelling, e.g. point distribution model</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1834</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/476</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1837" definition-exists="false" ipc-concordant="G06V30/182" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1837</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using wavelet analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1837</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/44</class-ref>, <class-ref scheme="cpc">G06V10/478</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/184" definition-exists="false" ipc-concordant="G06V30/184" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/184</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by analysing segments intersecting the pattern</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/184</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/421</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/186" definition-exists="false" ipc-concordant="G06V30/186" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/186</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>by deriving mathematical or geometrical properties from the whole image</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/186</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/42</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/187" definition-exists="false" ipc-concordant="G06V30/186" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/187</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Frequency domain transformation; Autocorrelation</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/187</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/431</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/188" definition-exists="false" ipc-concordant="G06V30/186" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/188</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Computation of moments</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/188</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/435</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/189" definition-exists="false" ipc-concordant="G06V30/186" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/189</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Scale-space domain transformation, e.g. with wavelet analysis</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/189</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/52</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/19" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition using electronic means</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/19007" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19007</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching; Proximity measures</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19007</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/22</class-ref>, <class-ref scheme="cpc">G06V10/75</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19013" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19013</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Comparing pixel values or logical combinations thereof, or feature values having positional relevance, e.g. template matching </text><reference><text>specially adapted for image segmentation <class-ref scheme="cpc">G06T7/10</class-ref>; specially adapted for the analysis of motion <class-ref scheme="cpc">G06T7/20</class-ref>; specially adapted for image alignment <class-ref scheme="cpc">G06T7/30</class-ref>; specially adapted for the calculation of depth from stereo images <class-ref scheme="cpc">G06T7/50</class-ref>; specially adapted for position determination <class-ref scheme="cpc">G06T7/70</class-ref></text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19013</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/751</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/1902" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1902</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Shifting or otherwise transforming the patterns to accommodate for positional errors</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1902</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/7515</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G06V30/19027" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19027</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching of contours</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19027</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/752</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G06V30/19033" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19033</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by mapping curve parameters onto an accumulator array, e.g. generalised Hough Transform</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19033</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/753</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G06V30/1904" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1904</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>involving a deformation of the sample or reference pattern; Elastic matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1904</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/754</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G06V30/19047" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19047</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on a local optimisation criterion, e.g. "snakes", i.e. active contour models of the pattern to be recognised</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19047</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/755</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="14" additional-only="false" sort-key="G06V30/19053" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19053</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on shape statistics, e.g. active shape models of the pattern to be recognised</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19053</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/7553</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="15" additional-only="false" sort-key="G06V30/1906" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1906</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based also on statistics of image patches, e.g. active appearance models of the pattern to be recognised</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1906</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/7557</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="13" additional-only="false" sort-key="G06V30/19067" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19067</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching configurations of points or features, e.g. constellation matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19067</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/757</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19073" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19073</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Comparing statistics of pixel or of feature values, e.g. histogram matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19073</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/758</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1908" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1908</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Region based matching</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1908</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/759</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19087" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19087</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based on parametric eigenspace representations, e.g. eigenspace representations using pose or illumination parameters; Shape manifold</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19087</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/76</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19093" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19093</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Proximity measures, i.e. similarity or distance measures</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19093</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/22</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/191" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/191</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Design or setup of recognition systems or techniques; Extraction of features in feature space; Clustering techniques; Blind source separation</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/191</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/21</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19107" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19107</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Clustering techniques</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19107</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/23</class-ref>, <class-ref scheme="cpc">G06F18/231</class-ref>, <class-ref scheme="cpc">G06F18/232</class-ref>, <class-ref scheme="cpc">G06F18/2321</class-ref>, <class-ref scheme="cpc">G06F18/23211</class-ref>, <class-ref scheme="cpc">G06F18/23213</class-ref>, <class-ref scheme="cpc">G06F18/2323</class-ref>, <class-ref scheme="cpc">G06F18/2321</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19113" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19113</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Selection of pattern recognition techniques, e.g. of classifiers in a multi-classifier system</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19113</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/285</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1912" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1912</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Selecting the most significant subset of features </text><reference><text><class-ref scheme="cpc">G06V30/19127</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1912</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/211</class-ref>, <class-ref scheme="cpc">G06F18/2111</class-ref>, <class-ref scheme="cpc">G06F18/2113</class-ref>, <class-ref scheme="cpc">G06F18/2115</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19127" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19127</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features by transforming the feature space, e.g. multidimensional scaling; Mappings, e.g. subspace methods</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19127</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/213</class-ref>, <class-ref scheme="cpc">G06F18/2132</class-ref>, <class-ref scheme="cpc">G06F18/21322</class-ref>, <class-ref scheme="cpc">G06F18/21324</class-ref>, <class-ref scheme="cpc">G06F18/21326</class-ref>, <class-ref scheme="cpc">G06F18/21328</class-ref>, <class-ref scheme="cpc">G06F18/2133</class-ref>, <class-ref scheme="cpc">G06F18/2134</class-ref>, <class-ref scheme="cpc">G06F18/21342</class-ref>, <class-ref scheme="cpc">G06F18/21343</class-ref>, <class-ref scheme="cpc">G06F18/21345</class-ref>, <class-ref scheme="cpc">G06F18/21347</class-ref>, <class-ref scheme="cpc">G06F18/21348</class-ref>, <class-ref scheme="cpc">G06F18/2135</class-ref>, <class-ref scheme="cpc">G06F18/21355</class-ref>, <class-ref scheme="cpc">G06F18/2136</class-ref>, <class-ref scheme="cpc">G06F18/2137</class-ref>, <class-ref scheme="cpc">G06F18/21375</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19133" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19133</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Interactive pattern learning with a human teacher</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19133</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/41</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1914" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1914</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Determining representative reference patterns, e.g. averaging or distorting patterns; Generating dictionaries, e.g. user dictionaries</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1914</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/28</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19147" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19147</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Obtaining sets of training patterns; Bootstrap methods, e.g. bagging or boosting</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19147</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/214</class-ref>, <class-ref scheme="cpc">G06F18/2148</class-ref>, <class-ref scheme="cpc">G06F18/2155</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19153" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19153</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using rules for classification or partitioning the feature space</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19153</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/24765</class-ref>, <class-ref scheme="cpc">G06F18/2163</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1916" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1916</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Validation; Performance evaluation</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1916</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/217</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19167" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19167</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Active pattern learning</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19167</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/217</class-ref>, <class-ref scheme="cpc">G06F18/2178</class-ref>, <class-ref scheme="cpc">G06F18/2185</class-ref>, <class-ref scheme="cpc">G06F18/2193</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19173" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19173</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Classification techniques</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19173</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/24</class-ref>, <class-ref scheme="cpc">G06F18/241</class-ref>, <class-ref scheme="cpc">G06F18/2411</class-ref>, <class-ref scheme="cpc">G06F18/2413</class-ref>, <class-ref scheme="cpc">G06F18/24133</class-ref>, <class-ref scheme="cpc">G06F18/24137</class-ref>, <class-ref scheme="cpc">G06F18/2414</class-ref>, <class-ref scheme="cpc">G06F18/24143</class-ref>, <class-ref scheme="cpc">G06F18/24147</class-ref>, <class-ref scheme="cpc">G06F18/2415</class-ref>, <class-ref scheme="cpc">G06F18/24155</class-ref>, <class-ref scheme="cpc">G06F18/243</class-ref>, <class-ref scheme="cpc">G06F18/2431</class-ref>, <class-ref scheme="cpc">G06F18/24317</class-ref>, <class-ref scheme="cpc">G06F18/24323</class-ref>, <class-ref scheme="cpc">G06F18/2433</class-ref>, <class-ref scheme="cpc">G06F18/245</class-ref>, <class-ref scheme="cpc">G06F18/2451</class-ref>, <class-ref scheme="cpc">G06F18/2453</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1918" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1918</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Fusion techniques, i.e. combining data from various sources, e.g. sensor fusion</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/1918</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/25</class-ref>, <class-ref scheme="cpc">G06F18/251</class-ref>, <class-ref scheme="cpc">G06F18/253</class-ref>, <class-ref scheme="cpc">G06F18/254</class-ref>, <class-ref scheme="cpc">G06F18/256</class-ref>, <class-ref scheme="cpc">G06F18/257</class-ref>, <class-ref scheme="cpc">G06F18/259</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/19187" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19187</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Graphical models, e.g. Bayesian networks or Markov models</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19187</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/29</class-ref>, <class-ref scheme="cpc">G06F18/295</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/19193" definition-exists="false" ipc-concordant="G06V30/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/19193</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Statistical pre-processing, e.g. techniques for normalisation or restoring missing data</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/19193</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/10</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/192" definition-exists="false" ipc-concordant="G06V30/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/192</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using simultaneous comparisons or correlations of the image signals with a plurality of references</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/192</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/75</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/194" definition-exists="false" ipc-concordant="G06V30/194" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/194</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>References adjustable by an adaptive method, e.g. learning</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/194</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>. <br/>Group <class-ref scheme="cpc">G06V30/194</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V10/70</class-ref> and <class-ref scheme="cpc">G06V10/766</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/195" definition-exists="false" ipc-concordant="G06V30/192" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/195</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using a resistor matrix</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/195</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V30/10</class-ref> and <class-ref scheme="cpc">G06V30/195</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/196" definition-exists="false" ipc-concordant="G06V30/196" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/196</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using sequential comparisons of the image signals with a plurality of references</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/196</class-ref> and <class-ref scheme="cpc">G06V30/198</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/75</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/198" definition-exists="false" ipc-concordant="G06V30/198" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/198</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>the selection of the next reference depending on the result of the preceding comparison</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/1983" definition-exists="false" ipc-concordant="G06V30/196" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/1983</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Syntactic or structural pattern recognition, e.g. symbolic string recognition</text></CPC-specific-text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/1983</class-ref>, <class-ref scheme="cpc">G06V30/1985</class-ref> and <class-ref scheme="cpc">G06V30/1988</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/1985" definition-exists="false" ipc-concordant="G06V30/196" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/1985</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Syntactic analysis, e.g. using a grammatical approach </text><reference><text>syntactic image representation <class-ref scheme="cpc">G06V30/18171</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/1988" definition-exists="false" ipc-concordant="G06V30/196" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/1988</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Graph matching </text><reference><text>graphical image representation <class-ref scheme="cpc">G06V30/18181</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/199" definition-exists="false" ipc-concordant="G06V30/199" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/199</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Arrangements for recognition using optical reference masks, e.g. holographic masks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/199</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/88</class-ref>, <class-ref scheme="cpc">G06V10/89</class-ref>, <class-ref scheme="cpc">G06V10/893</class-ref>, <class-ref scheme="cpc">G06V10/895</class-ref>, <class-ref scheme="cpc">G06V10/898</class-ref>, <class-ref scheme="cpc">G06V10/92</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/20" definition-exists="false" ipc-concordant="G06V30/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/20</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Combination of acquisition, preprocessing or recognition functions</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/20</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/10</class-ref>, <class-ref scheme="cpc">G06V10/20</class-ref>, <class-ref scheme="cpc">G06V10/36</class-ref>, <class-ref scheme="cpc">G06V10/88</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/22" definition-exists="false" ipc-concordant="G06V30/22" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/22</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>characterised by the type of writing</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/22</class-ref>, <class-ref scheme="cpc">G06V30/222</class-ref>, <class-ref scheme="cpc">G06V30/226</class-ref>, <class-ref scheme="cpc">G06V30/2264</class-ref>, <class-ref scheme="cpc">G06V30/2268</class-ref>, <class-ref scheme="cpc">G06V30/2272</class-ref>, <class-ref scheme="cpc">G06V30/2276</class-ref> and <class-ref scheme="cpc">G06V30/228</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/222" definition-exists="false" ipc-concordant="G06V30/222" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/222</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of characters separated by spaces</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/224" definition-exists="false" ipc-concordant="G06V30/224" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/224</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of printed characters having additional code marks or containing code marks</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/224</class-ref>, <class-ref scheme="cpc">G06V30/2247</class-ref> and <class-ref scheme="cpc">G06V30/2253</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V30/10</class-ref> and <class-ref scheme="cpc">G06V30/40</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2247" definition-exists="false" ipc-concordant="G06V30/224" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2247</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Characters composed of bars, e.g. CMC-7</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2253" definition-exists="false" ipc-concordant="G06V30/224" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2253</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of characters printed with magnetic ink </text><reference><text><class-ref scheme="cpc">G06V30/2247</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/226" definition-exists="false" ipc-concordant="G06V30/226" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/226</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of cursive writing</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2264" definition-exists="false" ipc-concordant="G06V30/226" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2264</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using word shape</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2268" definition-exists="false" ipc-concordant="G06V30/226" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2268</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using stroke segmentation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/2272" definition-exists="false" ipc-concordant="G06V30/226" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2272</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with lexical matching</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/2276" definition-exists="false" ipc-concordant="G06V30/226" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2276</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>with probabilistic networks, e.g. hidden Markov models</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/228" definition-exists="false" ipc-concordant="G06V30/228" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/228</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of three-dimensional handwriting, e.g. writing in the air</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/24" definition-exists="false" ipc-concordant="G06V30/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/24</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>characterised by the processing or recognition method </text><reference><text>segmentation of character regions <class-ref scheme="cpc">G06V30/148</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/24</class-ref>, <class-ref scheme="cpc">G06V30/242</class-ref>, <class-ref scheme="cpc">G06V30/244</class-ref>, <class-ref scheme="cpc">G06V30/2445</class-ref>, <class-ref scheme="cpc">G06V30/245</class-ref>, <class-ref scheme="cpc">G06V30/2455</class-ref>, <class-ref scheme="cpc">G06V30/246</class-ref>, <class-ref scheme="cpc">G06V30/248</class-ref>, <class-ref scheme="cpc">G06V30/2504</class-ref>, <class-ref scheme="cpc">G06V30/2528</class-ref> and <class-ref scheme="cpc">G06V30/2552</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/242" definition-exists="false" ipc-concordant="G06V30/242" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/242</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Division of the character sequences into groups prior to recognition</text></title-part><title-part><text>Selection of dictionaries</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/244" definition-exists="false" ipc-concordant="G06V30/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/244</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using graphical properties, e.g. alphabet type or font</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/2445" definition-exists="false" ipc-concordant="G06V30/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2445</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Alphabet recognition, e.g. Latin, Kanji or Katakana</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/245" definition-exists="false" ipc-concordant="G06V30/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/245</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Font recognition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="12" additional-only="false" sort-key="G06V30/2455" definition-exists="false" ipc-concordant="G06V30/244" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2455</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Discrimination between machine-print, hand-print and cursive writing</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/246" definition-exists="false" ipc-concordant="G06V30/246" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/246</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using linguistic properties, e.g. specific for English or German language</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/248" definition-exists="false" ipc-concordant="G06V30/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/248</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>involving plural approaches, e.g. verification by template match; Resolving confusion among similar patterns, e.g. "O" versus "Q" </text><reference><text><class-ref scheme="cpc">G06V30/242</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2504" definition-exists="false" ipc-concordant="G06V30/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2504</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Coarse or fine approaches, e.g. resolution of ambiguities or multiscale approaches</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2528" definition-exists="false" ipc-concordant="G06V30/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2528</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Combination of methods, e.g. classifiers, working on the same input data</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/2552" definition-exists="false" ipc-concordant="G06V30/24" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/2552</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Combination of methods, e.g. classifiers, working on different input data, e.g. sensor fusion</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/26" definition-exists="false" ipc-concordant="G06V30/26" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/26</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Techniques for post-processing, e.g. correcting the recognition result</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/26</class-ref>, <class-ref scheme="cpc">G06V30/268</class-ref> and <class-ref scheme="cpc">G06V30/274</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/262" definition-exists="false" ipc-concordant="G06V30/262" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/262</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using context analysis, e.g. lexical, syntactic or semantic context</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/262</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V10/768</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/268" definition-exists="false" ipc-concordant="G06V30/262" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/268</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Lexical context</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/274" definition-exists="false" ipc-concordant="G06V30/262" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/274</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Syntactic or semantic context, e.g. balancing</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/28" definition-exists="false" ipc-concordant="G06V30/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/28</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>specially adapted to the type of the alphabet, e.g. Latin alphabet</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/28</class-ref>, <class-ref scheme="cpc">G06V30/287</class-ref> and <class-ref scheme="cpc">G06V30/293</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/287" definition-exists="false" ipc-concordant="G06V30/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/287</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of Kanji, Hiragana or Katakana characters</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/293" definition-exists="false" ipc-concordant="G06V30/28" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/293</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>of characters other than Kanji, Hiragana or Katakana</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/30" definition-exists="false" ipc-concordant="G06V30/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/30</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>based on the type of data</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/30</class-ref> and <class-ref scheme="cpc">G06V30/304</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/302" definition-exists="false" ipc-concordant="G06V30/302" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/302</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Images containing characters for discriminating human versus automated computer access</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/302</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06F18/217</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/304" definition-exists="false" ipc-concordant="G06V30/304" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/304</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Music notations</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/32" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/32</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Digital ink</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V30/32</class-ref>, <class-ref scheme="cpc">G06V30/333</class-ref>, <class-ref scheme="cpc">G06V30/347</class-ref>, <class-ref scheme="cpc">G06V30/36</class-ref>, <class-ref scheme="cpc">G06V30/373</class-ref> and <class-ref scheme="cpc">G06V30/387</class-ref> are incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/10</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/333" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/333</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Preprocessing; Feature extraction</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/347" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/347</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Sampling; Contour coding; Stroke extraction</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/36" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/36</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching; Classification</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/373" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/373</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using a special pattern or subpattern alphabet</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V30/387" definition-exists="false" ipc-concordant="G06V30/32" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/387</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using human interaction, e.g. selection of the best displayed recognition candidate</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V30/40" definition-exists="false" ipc-concordant="G06V30/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/40</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Document-oriented image-based pattern recognition</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/40</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V30/40</class-ref> is also impacted by reclassification into groups <class-ref scheme="cpc">G06V30/224</class-ref>, <class-ref scheme="cpc">G06V30/2247</class-ref>, <class-ref scheme="cpc">G06V30/2253</class-ref> and <class-ref scheme="cpc">G06V30/41</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/41" definition-exists="false" ipc-concordant="G06V30/41" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V30/41</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Analysis of document content </text><reference><text>recognition of printed characters based on code marks <class-ref scheme="cpc">G06V30/224</class-ref></text></reference></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V30/41</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V30/40</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V30/40</class-ref> and <class-ref scheme="cpc">G06V30/41</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/412" definition-exists="false" ipc-concordant="G06V30/412" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/412</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Layout analysis of documents structured with printed lines or input boxes, e.g. business forms or tables</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/413" definition-exists="false" ipc-concordant="G06V30/413" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/413</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Classification of content, e.g. text, photographs or tables</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/414" definition-exists="false" ipc-concordant="G06V30/414" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/414</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Extracting the geometrical structure, e.g. layout tree</text></title-part><title-part><text>Block segmentation, e.g. bounding boxes for graphics or text</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/416" definition-exists="false" ipc-concordant="G06V30/416" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/416</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Extracting the logical structure, e.g. chapters, sections or page numbers</text></title-part><title-part><text>Identifying elements of the document, e.g. authors</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/418" definition-exists="false" ipc-concordant="G06V30/418" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/418</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Document matching, e.g. of document images</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/42" definition-exists="false" ipc-concordant="G06V30/42" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/42</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>based on the type of document</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/422" definition-exists="false" ipc-concordant="G06V30/422" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/422</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Technical drawings</text></title-part><title-part><text>Geographical maps</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V30/424" definition-exists="false" ipc-concordant="G06V30/424" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/424</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Postal images, e.g. labels or addresses on parcels or postal envelopes</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V30/43" definition-exists="false" ipc-concordant="G06V30/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V30/43</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Editing text-bitmaps, e.g. alignment, spacing; Semantic analysis of bitmaps of text without OCR</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="7" additional-only="false" sort-key="G06V40/00" definition-exists="false" ipc-concordant="G06V40/00" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V40/00</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of biometric, human-related or animal-related patterns in image or video data</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Groups <class-ref scheme="cpc">G06V40/00</class-ref>, <class-ref scheme="cpc">G06V40/10</class-ref>, <class-ref scheme="cpc">G06V40/103</class-ref>, <class-ref scheme="cpc">G06V40/107</class-ref>, <class-ref scheme="cpc">G06V40/11</class-ref>, <class-ref scheme="cpc">G06V40/113</class-ref>, <class-ref scheme="cpc">G06V40/117</class-ref>, <class-ref scheme="cpc">G06V40/12</class-ref>, <class-ref scheme="cpc">G06V40/1306</class-ref>, <class-ref scheme="cpc">G06V40/1312</class-ref>, <class-ref scheme="cpc">G06V40/1318</class-ref>, <class-ref scheme="cpc">G06V40/1324</class-ref>, <class-ref scheme="cpc">G06V40/1329</class-ref>, <class-ref scheme="cpc">G06V40/1335</class-ref>, <class-ref scheme="cpc">G06V40/1341</class-ref>, <class-ref scheme="cpc">G06V40/1347</class-ref>, <class-ref scheme="cpc">G06V40/1353</class-ref>, <class-ref scheme="cpc">G06V40/1359</class-ref>, <class-ref scheme="cpc">G06V40/1365</class-ref>, <class-ref scheme="cpc">G06V40/1371</class-ref>, <class-ref scheme="cpc">G06V40/1376</class-ref>, <class-ref scheme="cpc">G06V40/1382</class-ref>, <class-ref scheme="cpc">G06V40/1388</class-ref>, <class-ref scheme="cpc">G06V40/1394</class-ref>, <class-ref scheme="cpc">G06V40/14</class-ref>, <class-ref scheme="cpc">G06V40/15</class-ref>, <class-ref scheme="cpc">G06V40/155</class-ref>, <class-ref scheme="cpc">G06V40/16</class-ref>, <class-ref scheme="cpc">G06V40/161</class-ref>, <class-ref scheme="cpc">G06V40/162</class-ref>, <class-ref scheme="cpc">G06V40/164</class-ref>, <class-ref scheme="cpc">G06V40/165</class-ref>, <class-ref scheme="cpc">G06V40/166</class-ref>, <class-ref scheme="cpc">G06V40/167</class-ref>, <class-ref scheme="cpc">G06V40/168</class-ref>, <class-ref scheme="cpc">G06V40/169</class-ref>, <class-ref scheme="cpc">G06V40/171</class-ref>, <class-ref scheme="cpc">G06V40/172</class-ref>, <class-ref scheme="cpc">G06V40/173</class-ref>, <class-ref scheme="cpc">G06V40/174</class-ref>, <class-ref scheme="cpc">G06V40/175</class-ref>, <class-ref scheme="cpc">G06V40/176</class-ref>, <class-ref scheme="cpc">G06V40/178</class-ref>, <class-ref scheme="cpc">G06V40/179</class-ref>, <class-ref scheme="cpc">G06V40/18</class-ref>, <class-ref scheme="cpc">G06V40/19</class-ref>, <class-ref scheme="cpc">G06V40/193</class-ref>, <class-ref scheme="cpc">G06V40/197</class-ref>, <class-ref scheme="cpc">G06V40/20</class-ref>, <class-ref scheme="cpc">G06V40/23</class-ref>, <class-ref scheme="cpc">G06V40/25</class-ref>, <class-ref scheme="cpc">G06V40/28</class-ref>, <class-ref scheme="cpc">G06V40/30</class-ref>, <class-ref scheme="cpc">G06V40/33</class-ref>, <class-ref scheme="cpc">G06V40/37</class-ref>, <class-ref scheme="cpc">G06V40/376</class-ref>, <class-ref scheme="cpc">G06V40/382</class-ref>, <class-ref scheme="cpc">G06V40/388</class-ref>, <class-ref scheme="cpc">G06V40/394</class-ref>, <class-ref scheme="cpc">G06V40/40</class-ref>, <class-ref scheme="cpc">G06V40/45</class-ref>, <class-ref scheme="cpc">G06V40/50</class-ref>, <class-ref scheme="cpc">G06V40/53</class-ref>, <class-ref scheme="cpc">G06V40/55</class-ref>, <class-ref scheme="cpc">G06V40/58</class-ref>, <class-ref scheme="cpc">G06V40/60</class-ref>, <class-ref scheme="cpc">G06V40/63</class-ref>, <class-ref scheme="cpc">G06V40/67</class-ref> and <class-ref scheme="cpc">G06V40/70</class-ref> are incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>.<br/>All groups listed in this Warning should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/10" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/10</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Human or animal bodies, e.g. vehicle occupants or pedestrians</text></title-part><title-part><text>Body parts, e.g. hands</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/103" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/103</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Static body considered as a whole, e.g. static pedestrian or occupant recognition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/107" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/107</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Static hand or arm</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/11" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/11</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Hand-related biometrics; Hand pose recognition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/113" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/113</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of static hand signs</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/117" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/117</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Biometrics derived from hands</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/12" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/12</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Fingerprints or palmprints</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/13" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V40/13</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Sensors therefor</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V40/13</class-ref> is incomplete pending reclassification of documents from group <class-ref scheme="cpc">G06F18/00</class-ref>. <br/>Group <class-ref scheme="cpc">G06V40/13</class-ref> is also impacted by reclassification into group <class-ref scheme="cpc">G06V40/145</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V40/13</class-ref> and <class-ref scheme="cpc">G06V40/145</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1306" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1306</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>non-optical, e.g. ultrasonic or capacitive sensing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1312" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1312</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>direct reading, e.g. contactless acquisition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1318" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1318</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using electro-optical elements or layers, e.g. electroluminescent sensing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1324" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1324</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by using geometrical optics, e.g. using prisms </text><reference><text><class-ref scheme="cpc">G06V40/1312</class-ref> takes precedence</text></reference></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1329" definition-exists="false" ipc-concordant="G06V40/13" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1329</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Protecting the fingerprint sensor against damage caused by the finger</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/1335" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1335</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Combining adjacent partial images (e.g. slices) to create a composite input or reference pattern; Tracking a sweeping finger movement</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/1341" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1341</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Sensing with light passing through the finger</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/1347" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1347</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Preprocessing; Feature extraction</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1353" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1353</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features related to minutiae or pores</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1359" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1359</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/1365" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1365</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching; Classification</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1371" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1371</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching features related to minutiae or pores</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1376" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1376</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching features related to ridge properties or fingerprint texture</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/1382" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1382</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detecting the live character of the finger, i.e. distinguishing from a fake or cadaver finger</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1388" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1388</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using image processing</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/1394" definition-exists="false" ipc-concordant="G06V40/12" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/1394</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using acquisition arrangements</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/14" definition-exists="false" ipc-concordant="G06V40/14" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/14</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Vascular patterns</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/145" definition-exists="false" ipc-concordant="G06V40/145" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2023-01-01" status="published"><classification-symbol>G06V40/145</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Sensors therefor</text></title-part></class-title><notes-and-warnings><note type="warning"><note-paragraph warning-type="reclass-destination">Group <class-ref scheme="cpc">G06V40/145</class-ref> is incomplete pending reclassification of documents from groups <class-ref scheme="cpc">G06F18/00</class-ref> and <class-ref scheme="cpc">G06V40/13</class-ref>.<br/>Groups <class-ref scheme="cpc">G06F18/00</class-ref>, <class-ref scheme="cpc">G06V40/13</class-ref> and <class-ref scheme="cpc">G06V40/145</class-ref> should be considered in order to perform a complete search.</note-paragraph></note></notes-and-warnings></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/15" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/15</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Biometric patterns based on physiological signals, e.g. heartbeat, blood flow</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/155" definition-exists="false" ipc-concordant="G06V40/10" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/155</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>use of biometric patterns for forensic purposes</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/16" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/16</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Human faces, e.g. facial parts, sketches or expressions</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/161" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/161</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detection; Localisation; Normalisation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/162" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/162</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using pixel segmentation or colour matching</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/164" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/164</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using holistic features</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/165" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/165</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using facial parts and geometric relationships</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/166" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/166</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using acquisition arrangements</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/167" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/167</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>using comparisons between temporally consecutive images</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/168" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/168</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Feature extraction; Face representation</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/169" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/169</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Holistic features and representations, i.e. based on the facial image taken as a whole</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/171" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/171</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Local features and components; Facial parts </text><reference><text>eye characteristics <class-ref scheme="cpc">G06V40/18</class-ref></text></reference><text>; Occluding parts, e.g. glasses; Geometrical relationships</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/172" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/172</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Classification, e.g. identification</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/173" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/173</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>face re-identification, e.g. recognising unknown faces across different face tracks</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/174" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/174</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Facial expression recognition</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/175" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/175</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Static expression</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/176" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/176</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Dynamic expression</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/178" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/178</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>estimating age from face image; using age information for improving recognition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/179" definition-exists="false" ipc-concordant="G06V40/16" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/179</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>metadata assisted face recognition</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/18" definition-exists="false" ipc-concordant="G06V40/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/18</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Eye characteristics, e.g. of the iris</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/19" definition-exists="false" ipc-concordant="G06V40/19" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/19</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Sensors therefor</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/193" definition-exists="false" ipc-concordant="G06V40/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/193</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Preprocessing; Feature extraction</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/197" definition-exists="false" ipc-concordant="G06V40/18" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/197</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Matching; Classification</text></CPC-specific-text></title-part></class-title></classification-item></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/20" definition-exists="false" ipc-concordant="G06V40/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/20</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Movements or behaviour, e.g. gesture recognition </text><reference><text>recognition of facial expressions <class-ref scheme="cpc">G06V40/16</class-ref></text></reference></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/23" definition-exists="false" ipc-concordant="G06V40/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/23</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of whole body movements, e.g. for sport training</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/25" definition-exists="false" ipc-concordant="G06V40/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/25</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of walking or running movements, e.g. gait recognition</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/28" definition-exists="false" ipc-concordant="G06V40/20" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/28</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Recognition of hand or arm movements, e.g. recognition of deaf sign language </text><reference><text>static hand signs <class-ref scheme="cpc">G06V40/113</class-ref></text></reference></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/30" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/30</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Writer recognition</text></title-part><title-part><text>Reading and verifying signatures</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/33" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/33</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based only on signature image, e.g. static signature recognition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/37" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/37</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>based only on signature signals such as velocity or pressure, e.g. dynamic signature recognition</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/376" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/376</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Acquisition</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="10" additional-only="false" sort-key="G06V40/382" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/382</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Preprocessing; Feature extraction</text></CPC-specific-text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="11" additional-only="false" sort-key="G06V40/388" definition-exists="false" ipc-concordant="G06V40/30" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/388</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Sampling; Contour coding; Stroke extraction</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/40" definition-exists="false" ipc-concordant="G06V40/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/40</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Spoof detection, e.g. liveness detection</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/45" definition-exists="false" ipc-concordant="G06V40/40" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/45</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Detection of the body part being alive</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/50" definition-exists="false" ipc-concordant="G06V40/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/50</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Maintenance of biometric data or enrolment thereof</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/53" definition-exists="false" ipc-concordant="G06V40/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/53</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Measures to keep reference information secret, e.g. cancellable biometrics</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/55" definition-exists="false" ipc-concordant="G06V40/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/55</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Performing matching on a personal external card, e.g. to avoid submitting reference information</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/58" definition-exists="false" ipc-concordant="G06V40/50" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/58</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>Solutions for unknown imposter distribution</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/60" definition-exists="false" ipc-concordant="G06V40/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/60</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Static or dynamic means for assisting the user to position a body part for biometric acquisition</text></title-part></class-title>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/63" definition-exists="false" ipc-concordant="G06V40/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/63</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by static guides</text></CPC-specific-text></title-part></class-title></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="9" additional-only="false" sort-key="G06V40/67" definition-exists="false" ipc-concordant="G06V40/60" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/67</classification-symbol><class-title date-revised="2022-01-01"><title-part><CPC-specific-text><text>by interactive indications to the user</text></CPC-specific-text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="false" not-allocatable="false" level="8" additional-only="false" sort-key="G06V40/70" definition-exists="false" ipc-concordant="G06V40/70" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V40/70</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Multimodal biometrics, e.g. combining information from different biometric modalities</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="7" additional-only="true" sort-key="G06V201/00" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/00</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Indexing scheme relating to image or video recognition or understanding</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/01" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/01</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Solutions for problems related to non-uniform document background</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/02" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/02</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognising information on displays, dials, clocks</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/03" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/03</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of patterns in medical or anatomical images</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/031" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/031</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of internal organs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/032" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/032</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of protuberances, polyps nodules, etc.</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/033" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/033</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of skeletal patterns</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/034" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/034</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>of medical instruments</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/04" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/04</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of patterns in DNA microarrays</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/05" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/05</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of patterns representing particular kinds of hidden objects, e.g. weapons, explosives, drugs</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/06" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/06</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of objects for industrial automation</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/07" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/07</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Target detection</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/08" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/08</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Detecting or categorising vehicles</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/09" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/09</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition of logos</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/10" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/10</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Recognition assisted with metadata</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/11" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/11</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Technique with transformation invariance effect</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/12" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/12</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Acquisition of 3D measurements of objects</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/121" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/121</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>using special illumination</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/122" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/122</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Computational image acquisition in electron microscopy</text></title-part></class-title></classification-item></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="8" additional-only="true" sort-key="G06V201/13" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/13</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Type of disclosure document</text></title-part></class-title>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/131" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/131</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Book</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/132" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/132</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Book chapter</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/133" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/133</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Survey article</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/134" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/134</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Technical report or standard</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/135" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/135</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Master, PhD or other thesis</text></title-part></class-title></classification-item>
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<classification-item breakdown-code="true" not-allocatable="false" level="9" additional-only="true" sort-key="G06V201/136" definition-exists="false" ipc-concordant="CPCONLY" c-set-base-allowed="false" c-set-subsequent-allowed="true" date-revised="2022-01-01" status="published"><classification-symbol>G06V2201/136</classification-symbol><class-title date-revised="2022-01-01"><title-part><text>Tutorial</text></title-part></class-title></classification-item></classification-item></classification-item></classification-item></classification-item></class-scheme> |