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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30/00
Character recognition; Recognising digital ink; Document-oriented image-based pattern recognition
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G06V30/19
Recognition using electronic means
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G06V30/192
using simultaneous comparisons or correlations of the image signals with a plurality of references
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G06V30/194
References adjustable by an adaptive method, e.g. learning
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