Image analysis – Histogram processing – For setting a threshold
Patent
1988-03-08
1989-08-08
Eisenzopf, Reinhard J.
Image analysis
Histogram processing
For setting a threshold
382 9, 382 48, G06K 946, G06K 912
Patent
active
048560740
ABSTRACT:
The invention relates to an apparatus for detecting a closed loop inscribed on a drawing and determining which sections of the document fall outside, inside or on the loop. Those sections of the document having a desired relation to the loop are then deleted, moved, etc. The invention can detect multiple loops and loops of different colors.
REFERENCES:
patent: 4189711 (1980-02-01), Frank
patent: 4538182 (1985-08-01), Saito
patent: 4791676 (1988-12-01), Flickner
Eisenzopf Reinhard J.
Fuji 'Xerox Co., Ltd.
Solis Jose M.
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