Document image super-resolution using structural similarity and Markov random field.
Xiaoxuan ChenChun QiPublished in: IET Image Process. (2014)
Keyphrases
- structural similarity
- markov random field
- image super resolution
- maximum a posteriori
- map estimation
- smoothness prior
- structural information
- image restoration
- edge preserving
- graph cuts
- mrf model
- belief propagation
- pairwise
- higher order
- low resolution
- dictionary learning
- super resolution
- energy function
- prior model
- quality metrics
- image segmentation
- bayesian framework
- kernel regression
- image reconstruction
- natural images
- maximum likelihood
- high resolution
- semantic information
- machine learning
- image registration
- high quality
- similarity measure
- computer vision