Group Sparsity Residual Constraint for Image Denoising.
Zhiyuan ZhaXinggan ZhangQiong WangYechao BaiLan TangPublished in: CoRR (2017)
Keyphrases
- image denoising
- group sparsity
- natural images
- sparse coding
- structured sparsity
- denoising
- noisy images
- total variation
- partial differential equations
- image processing
- low rank
- multiscale
- sparse representation
- object recognition
- image patches
- higher order
- wavelet coefficients
- matrix factorization
- compressive sensing
- learning problems
- feature extraction
- graphical models
- multiresolution