Image recognition system and method

Details Image recognition system and method Image recognition system and method

1988-09-14

1991-07-09

Boudreau, Leo H.

Image analysis

Histogram processing

For setting a threshold

382 34, 358 84, G06K 968, H04N 700

Patent

active

050312286

ABSTRACT:
An image recognition system and method are provided for identifying a pattern of a plurality of predetermined patterns in a video image. A plurality of feature image signatures are stored corresponding to each of the plurality of predetermined patterns. A universal feature image signature is stored that includes each of the stored feature image signatures. A predefined series of portions of a captured video image is sequentially compared with the universal feature image signature to identify matching portions. Each of the identified matching video image portions is compared with the stored feature image signatures to identify the predetermined pattern.

REFERENCES:
patent: 4611347 (1986-09-01), Netravali et al.
patent: 4885785 (1989-12-01), Reynolds et al.

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