Document analysis system

Details Document analysis system Document analysis system

1989-08-25

1990-06-12

Boudreau, Leo H.

Image analysis

Histogram processing

For setting a threshold

382 48, G06K 920

Patent

active

049339842

ABSTRACT:
A document analysis system for determining format information of a document, wherein frames and a relationship of the frames are extracted from an image of an unmarked sample document, characters in a frame of the document are recognized, and an image structure is analyzed based on the frame and the recognized characters.

REFERENCES:
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patent: 4516265 (1985-05-01), Kizu et al.
patent: 4524453 (1985-06-01), Egami et al.
patent: 4542378 (1985-09-01), Suganuma et al.
patent: 4566127 (1986-01-01), Sekiya et al.
patent: 4589144 (1986-05-01), Namba
patent: 4641197 (1987-02-01), Miyagi

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