Image denoising via group sparsity residual constraint.
Zhiyuan ZhaXin LiuZiheng ZhouXiaohua HuangJingang ShiZhenhong ShangLan TangYechao BaiQiong WangXinggan ZhangPublished in: ICASSP (2017)
Keyphrases
- image denoising
- group sparsity
- sparse coding
- natural images
- denoising
- structured sparsity
- noisy images
- total variation
- image processing
- partial differential equations
- low rank
- sparse representation
- higher order
- wavelet coefficients
- generative model
- input image
- nonlinear diffusion
- compressive sensing
- image patches
- object recognition
- statistical learning
- learning problems
- image classification
- regularization methods
- multiscale
- computer vision