Method and apparatus for elimination of color from multi-color i

Details Method and apparatus for elimination of color from multi-color i Method and apparatus for elimination of color from multi-color i

1995-02-22

1997-04-15

Boudreau, Leo

Image analysis

Color image processing

Drop-out color in image

382167, G06K 954

Patent

active

056218168

ABSTRACT:
A method and apparatus for the elimination of color from a multi-color image document is described. All color information for every picture element of the image of the document is provided concurrently and for every picture element PEL the image signal of all provided colors are analyzed and for every picture element that image signal of that color is selected which has the minimum contrast relative to the background of the image document.

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patent: 5070531 (1991-12-01), Schuerman et al.
patent: 5220620 (1993-06-01), Nakano et al.
patent: 5241609 (1993-08-01), Hasebe et al.
patent: 5283698 (1994-02-01), Fukuzawa et al.
patent: 5285271 (1994-02-01), Gennetten

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