Fast deconvolution-based image super-resolution using gradient prior.
Chun-Yu LinChih-Chung HsuChia-Wen LinLi-Wei KangPublished in: VCIP (2011)
Keyphrases
- image super resolution
- smoothness prior
- maximum a posteriori
- super resolution
- low resolution
- dictionary learning
- edge preserving
- least squares
- image registration
- map estimation
- kernel regression
- image restoration
- prior knowledge
- image reconstruction
- image prior
- denoising
- edge detection
- markov random field
- high resolution
- sparse coding
- pairwise
- low resolution images
- image patches
- sparse representation
- high quality