232 search results - page 19 / 47 » Halftoning and Color Noise |
136
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ICIAR
2005
Springer
15 years 11 months ago
2005
Springer
A method for color indexing is proposed that is based upon nonparametric statistical techniques. Nonparametrics compare the ordinal rankings of sample populations, and maintain the...
123
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ICASSP
2011
IEEE
14 years 9 months ago
2011
IEEE
The paper contains comparisons of lower bound (potential) and achieved efficiency for filtering grayscale and color images corrupted by AWGN. It is demonstrated that for complex s...
178
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ICIP
2009
IEEE
16 years 7 months ago
2009
IEEE
We propose a new color filter array (CFA) with optimal characteristics for the acquisition of color scenes, since the luminance and chrominance information is encoded in the mosai...
159
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ICDAR
2009
IEEE
16 years 23 days ago
2009
IEEE
We present a spatially variant framework for correcting uneven illumination and color cast, problems commonly associated with digitized books. The core of our method is a color im...
123
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DPHOTO
2009
15 years 3 months ago
2009
In this paper, we numerically quantify the information capacity of a sensor, by examining the different factors than can limit this capacity, namely sensor spectral response, nois...