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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
G06V 10/44

Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components

Introduced: January 2022

Full Title

Full titles differ between systems:

IPC:

Arrangements for image or video recognition or understanding > Extraction of image or video features > Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components

CPC:

Arrangements for image or video recognition or understanding (character recognition in images or video G06V30/10) > Extraction of image or video features > Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components

Of 2 combined children, 0 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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