Face super-resolution using 8-connected Markov Random Fields with embedded prior.
Kai GuoXiaokang YangRui ZhangGuangtao ZhaiSongyu YuPublished in: ICPR (2008)
Keyphrases
- super resolution
- markov random field
- maximum a posteriori
- image reconstruction
- image restoration
- prior model
- low resolution
- high resolution
- image super resolution
- graph cuts
- belief propagation
- higher order
- energy function
- pairwise
- face images
- motion estimation
- mrf model
- map estimation
- low resolution images
- random fields
- image segmentation
- image prior
- parameter estimation
- conditional random fields
- high resolution images
- energy minimization
- super resolved
- prior knowledge
- super resolution reconstruction
- potential functions
- multi frame
- high quality
- mrf models
- motion blur
- depth map
- bayesian framework
- reconstructed image
- spatial resolution
- image patches
- human faces
- posterior distribution
- edge preserving
- image processing
- super resolution algorithm
- prior information
- facial features
- image analysis