G
PHYSICS
G06
COMPUTING; CALCULATING OR COUNTING
G06V
IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
G06V10/00
Arrangements for image or video recognition or understanding
G06V10/40
Extraction of image or video features
G06V10/44
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