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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