139 search results - page 6 / 28 » Parametric video compression using appearance space |
MMSEC
2005
ACM
15 years 5 months ago
2005
ACM
In this work we propose a new algorithm for fragile, high capacity yet file-size preserving watermarking of MPEG-2 streams. Watermarking is done entirely in the compressed domain,...
104
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CVPR
2005
IEEE
16 years 1 months ago
2005
IEEE
Statistical shape-and-texture appearance models employ image metamorphosis to form a rich, compact representation of object appearance. They achieve their efficiency by decomposin...
ICMCS
2007
IEEE
15 years 6 months ago
2007
IEEE
In this paper, we study the security of an image scrambling algorithm based on Space-Filling Curves (SFC). A random SFC is a pixel permutation that changes the scanning order with...
113
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PAMI
2002
14 years 11 months ago
2002
Decomposing video frames into coherent two-dimensional motion layers is a powerful method for representing videos. Such a representation provides an intermediate description that e...
91
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ICIP
1997
IEEE
15 years 4 months ago
1997
IEEE
We consider the transmission of MPEG-II compressed video over noisy wireless ATM channels. This has applications in mobile digital video, where high cell loss ratios are observed....