Optimized gradient histogram preservation with block wise SURE shrinkage for noise free image restoration.
K. Sakthidasan SankaranS. PrabhaP. M. Rubesh AnandPublished in: Clust. Comput. (2019)
Keyphrases
- image restoration
- noise free
- noisy images
- denoising
- denoising algorithm
- image denoising
- image processing
- total variation
- noisy data
- edge detection
- noise reduction
- super resolution
- markov random field
- gray level
- gaussian noise
- impulse noise
- low resolution
- video sequences
- wavelet domain
- noise level
- image analysis
- higher order
- multiresolution