Image super-resolution using gradient profile prior.
Jian SunZongben XuHeung-Yeung ShumPublished in: CVPR (2008)
Keyphrases
- image super resolution
- smoothness prior
- maximum a posteriori
- super resolution
- dictionary learning
- low resolution
- map estimation
- edge preserving
- image registration
- image reconstruction
- markov random field
- high resolution
- prior knowledge
- image patches
- prior model
- kernel regression
- image restoration
- sparse representation
- low resolution images
- data sets
- unsupervised learning
- maximum likelihood
- higher order
- image prior