Weighted Hyper-Laplacian Prior with Overlapping Group Sparsity for Image Restoration under Cauchy Noise.
Kyongson JonJun LiuXiaofei WangWensheng ZhuYu XingPublished in: J. Sci. Comput. (2021)
Keyphrases
- image restoration
- image prior
- gaussian noise
- total variation
- edge preserving
- sparse coding
- image processing
- image deblurring
- super resolution
- regularization parameter
- prior knowledge
- noise reduction
- blurred images
- signal to noise ratio
- noise level
- regularization method
- maximum likelihood
- motion blur
- prior information
- markov random field
- computer vision
- machine learning
- missing data
- multiscale