Patent classifications
G
PHYSICS
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G06
COMPUTING OR CALCULATING; COUNTING
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G06V
IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
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40/00
Recognition of biometric, human-related or animal-related patterns in image or video data
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G06V40/10
Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
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G06V40/12
Fingerprints or palmprints
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G06V40/1347
Preprocessing; Feature extraction
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G06V40/1359
Extracting features related to ridge properties; Determining the fingerprint type, e.g. whorl or loop
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