Selective smoothing including bleed-through reduction

Details Selective smoothing including bleed-through reduction Selective smoothing including bleed-through reduction

2003-02-28

2009-12-22

Grant, II, Jerome (Department: 2625)

Image analysis

Image enhancement or restoration

Intensity, brightness, contrast, or shading correction

C382S264000, C358S448000

Reexamination Certificate

active

07636492

ABSTRACT:
A group of pixels of a digital image is processed to reduce bleed-through. The processing includes generating an upper bound for each pixel of the group; and taking a weighted average of the upper bound and original pixel intensity for each pixel of the group.

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www.printingforles.com/printingglossary.html; glossary term = “bleed”.
www.dictionary.oed.com/framesok/logo.dtl; Oxford English Dict. term = contrast.
www.dictionary.oed.com/framesok/logo.dtl; Oxford English Dict. term = intensity.
www.vistek.ca.glossary; term = intensity.
www.printingforles.com/printingglossary.html; glossary term = “bleed”, Apr. 11, 2007.
www.dictionary.oed.com/framesok/logo.dtl; Oxford English Dict. term = contrast, Apr. 11, 2007.
www.dictionary.oed.com/framesok/logo.dtl; Oxford English Dict. term = intensity, Apr. 11, 2007.
www.vistek.ca.glossary; term = intensity, Apr. 11, 2007.

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