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169
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
Iterative shrinkage of sparse and redundant representations are at the heart of many state of the art denoising and deconvolution algorithms. They assume the signal is well approx...
136
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
When sampling signals below the Nyquist rate, efficient and accurate reconstruction is nevertheless possible, whenever the sampling system is well behaved and the signal is well ...
143
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
We provide a review of independent component analysis (ICA) for complex-valued improper and noncircular random sources. An improper random signal is correlated with its complex co...
134
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ICASSP
2009
IEEE
15 years 11 months ago
2009
IEEE
This paper studies the feasibility and investigates various choices in the application of compressive sensing (CS) to object-based surveillance video coding. The residual object e...
131
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ICASSP
2008
IEEE
15 years 11 months ago
2008
IEEE
The steganographic security in the Cachin’s work is defined as the statistical invisibility between the host signal and its marked version. At contrary, the robustness to an at...