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170
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
In this paper, we propose a method for extracting color image features, called color index local auto-correlations. Pixel color is quantized and described sparsely in a manner sim...
171
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
Without any assumption on the cover source, this paper presents a complete characterization of all perfectly secure stego-systems that employ mutually independent embedding operat...
180
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ICASSP
2009
IEEE
16 years 1 months ago
2009
IEEE
— An anti-collusion fingerprinting system is developed to protect media files against time-varying collusion attacks based on the scalar Costa scheme (SCS) and colluder weight ...
178
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ICDM
2009
IEEE
16 years 1 months ago
2009
IEEE
—We propose a novel representative based subgraph mining model. A series of standards and methods are proposed to select invariants. Patterns are mapped into invariant vectors in...
161
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DAGM
2009
Springer
16 years 1 months ago
2009
Springer
We present a variational approach to jointly estimate a displacement map and a superresolution texture for a 3D model from multiple calibrated views. The superresolution image form...