621 search results - page 26 / 125 » Compression of facial images using the K-SVD algorithm |
117
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ICIP
2009
IEEE
16 years 2 days ago
2009
IEEE
In this paper we propose a compressed-domain image enhancement algorithm based on color appearance modeling. We aim at providing an efficient high-quality JPEG color image enhancem...
130
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VCIP
2003
15 years 3 months ago
2003
We propose a novel approach that uses disparity-compensated lifting for wavelet compression of light fields. Disparity compensation is incorporated into the lifting structure for...
131
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FUIN
2008
15 years 1 months ago
2008
Abstract. Approximation of an image by the attractor evolved through iterations of a set of contractive maps is usually known as fractal image compression. The set of maps is calle...
125
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ICIP
2006
IEEE
16 years 3 months ago
2006
IEEE
We present an algorithm for illumination invariant 3D model based tracking and video compression. While model-based coding schemes are well developed, the compression rate reduces...
131
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SCIA
2007
Springer
15 years 8 months ago
2007
Springer
The work presented here takes place in the field of computer aided analysis of facial expressions displayed in sign language videos. We use Active Appearance Models to model a fac...