Image recognizer and method for recognizing image

Details Image recognizer and method for recognizing image Image recognizer and method for recognizing image

1991-05-13

1993-07-06

Moore, David K.

Image analysis

Histogram processing

For setting a threshold

382 9, 382 54, 358463, G06K 980

Patent

active

052260976

ABSTRACT:
An image recognizer which recognizes an image signal representing a mark on a mark sheet which has been written in a predetermined format judges whether or not the image signal may be considered to be constituted in accordance with the predetermined format, and recognize only the image signal which is judged to be constituted in accordance with the predetermined format.

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patent: 4533959 (1985-08-01), Sakurai
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patent: 4686704 (1987-08-01), Kamada et al.
patent: 4941170 (1990-07-01), Herbst
patent: 4941184 (1990-07-01), Sato
patent: 5048096 (1991-09-01), Beato

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