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04/29/2016
Improved Sparse Low-Rank Matrix Estimation
We address the problem of estimating a sparse low-rank matrix from its n...
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04/04/2015
Convex Denoising using Non-Convex Tight Frame Regularization
This paper considers the problem of signal denoising using a sparse tigh...
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10/13/2013
Image Restoration using Total Variation with Overlapping Group Sparsity
Image restoration is one of the most fundamental issues in imaging scien...
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08/23/2013
Group-Sparse Signal Denoising: Non-Convex Regularization, Convex Optimization
Convex optimization with sparsity-promoting convex regularization is a s...
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03/29/2013
Translation-Invariant Shrinkage/Thresholding of Group Sparse Signals
This paper addresses signal denoising when large-amplitude coefficients ...
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02/22/2013