Image highlight correction using illumination specific HSV...

Details Image highlight correction using illumination specific HSV... Image highlight correction using illumination specific HSV...

2001-11-07

2009-06-30

Tran, Phuoc (Department: 2624)

Image analysis

Color image processing

C382S167000

Reexamination Certificate

active

07555159

ABSTRACT:
An image highlight correction method comprising the steps of mapping the image data from RGB color coordinates to an illumination specific HSV color coordinate system the value axis of which is in the direction of the light source, estimating highlight free HSV coordinates for each pixel, and restoring a highlight free image in RGB representation. Image highlight correction programs and image acquisition systems that make use of this image highlight correction method are also disclosed.

REFERENCES:
patent: 5384901 (1995-01-01), Glassner et al.
patent: 6628825 (2003-09-01), Yamazoe et al.

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