Search Results for author: Xiao-Guang Lv

Found 3 papers, 0 papers with code

New explicit thresholding/shrinkage formulas for one class of regularization problems with overlapping group sparsity and their applications

no code implementations24 Dec 2013 Gang Liu, Ting-Zhu Huang, Xiao-Guang Lv, Jun Liu

To solve this kind of ill-posed problems, a regularization term (i. e., regularizer) should be introduced, under the assumption that the solutions have some specific properties, such as sparsity and group sparsity.

Compressive Sensing Deblurring +2

Total variation with overlapping group sparsity for image deblurring under impulse noise

no code implementations21 Dec 2013 Gang Liu, Ting-Zhu Huang, Jun Liu, Xiao-Guang Lv

The total variation (TV) regularization method is an effective method for image deblurring in preserving edges.

Deblurring Image Deblurring

Image Restoration using Total Variation with Overlapping Group Sparsity

no code implementations13 Oct 2013 Jun Liu, Ting-Zhu Huang, Ivan W. Selesnick, Xiao-Guang Lv, Po-Yu Chen

Usually, the high-order total variation (HTV) regularizer is an good option except its over-smoothing property.

Image Restoration

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