Deblurring Poisson noisy images by total variation with overlapping group sparsity.
Xiao-Guang LvLe JiangJun LiuPublished in: Appl. Math. Comput. (2016)
Keyphrases
- noisy images
- total variation
- denoising
- image denoising
- structured sparsity
- regularization methods
- image deblurring
- spatially varying
- blind deconvolution
- noise level
- total variation minimization
- natural images
- convex optimization
- image processing
- color image restoration
- gaussian noise
- compressive sensing
- regularization term
- partial differential equations
- mumford shah
- low rank
- restored image
- multiresolution
- high resolution
- feature selection