51 citations · 51 across the 1 of their papers we have counts for
2 papers
cs.CV2018
Group Sparsity Residual with Non-Local Samples for Image Denoising
Zhiyuan Zha, Xinggan Zhang, Qiong Wang +3
Inspired by group-based sparse coding, recently proposed group sparsity residual (GSR) scheme has demonstrated superior performance in image processing. However, one challenge in G…
cs.CV2017★ 51 cited
Non-Convex Weighted Lp Minimization based Group Sparse Representation Framework for Image Denoising
Qiong Wang, Xinggan Zhang, Yu Wu +2
Nonlocal image representation or group sparsity has attracted considerable interest in various low-level vision tasks and has led to several state-of-the-art image denoising techni…