CPC Subgroup
G06V 30/40 Document-oriented image-based pattern recognition
Full Title
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition (scanning, transmission or reproduction of documents or the like H04N1/00) > Document-oriented image-based pattern recognition
3 direct subcodes
Child Classifications
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- G06V 30/41 Analysis of document content (recognition of printed characters based on code marks G06V30/224)
- G06V 30/42 based on the type of document