IPC Subgroup
G06V 30/18 Extraction of features or characteristics of the image
Introduced: January 2022
Full Title
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition > Character recognition > Extraction of features or characteristics of the image
Classification Context
- Section:
- PHYSICS
- Class:
- COMPUTING OR CALCULATING; COUNTING
- Subclass:
- IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
3 direct subcodes
Child Classifications
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- G06V 30/182 by coding the contour of the pattern
- G06V 30/184 by analysing segments intersecting the pattern
- G06V 30/186 by deriving mathematical or geometrical properties from the whole image