Sum and difference error diffusion

Details Sum and difference error diffusion Sum and difference error diffusion

1997-06-30

2000-06-06

Coles, Edward L.

Facsimile and static presentation processing

Static presentation processing

Attribute control

358515, 358521, 358534, 382167, 382252, 382275, B41B 1500, B41J 1500, G06F 1500, G06K 100

Patent

active

060725915

ABSTRACT:
A vector error diffusion system for quantizing pixel value in color images, which initially determines whether any pixel should be white or colored, and subsequently determines whether the pixel should be a primary color, a secondary color or black.

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