Image reading or processing with ability to prevent copying of c

Details Image reading or processing with ability to prevent copying of c Image reading or processing with ability to prevent copying of c

1994-11-16

1997-04-15

Boudreau, Leo

Image analysis

Applications

Reading paper currency

382191, 382227, 380 3, 399 39, G06K 900

Patent

active

056218109

ABSTRACT:
There is disclosed an apparatus for image reading or processing, that can precisely identify a particularly pattern, such as of banknotes or securities faithful copying of which is to be prohibited. The apparatus is provided with a detecting unit for detecting positional information of an original image, and a discriminating unit for extracting the pattern data of a certain part of the original image and discriminating whether the original image is the predetermined image, based on the similarity between the pattern data and the predetermined pattern.

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