Image restoration by sparse 3D transform-domain collaborative filtering.
Kostadin DabovAlessandro FoiVladimir KatkovnikKaren O. EgiazarianPublished in: Image Processing: Algorithms and Systems (2008)
Keyphrases
- image restoration
- transform domain
- spatial domain
- total variation
- image processing
- super resolution
- markov random field
- discrete cosine transform
- transform coefficients
- regularization parameter
- image deblurring
- frequency domain
- blurred images
- degraded images
- macroblock
- sparse representation
- gaussian noise
- multiscale
- sparse coding
- compressive sensing
- post processing