Single-image super-resolution based on regularization with stationary gradient fidelity.
Lejun YuSiming CaoJun HeBo SunFeng DaiPublished in: CISP-BMEI (2017)
Keyphrases
- single image super resolution
- image prior
- image restoration
- sparse coding
- edge preserving
- super resolution
- blind deconvolution
- dictionary learning
- markov random field
- image denoising
- edge information
- low resolution
- image deblurring
- image patches
- edge detection
- maximum a posteriori
- additive noise
- natural scenes
- visual quality
- regularization parameter
- natural images
- reconstructed image
- sparse representation
- image processing
- high resolution
- prior model
- potential functions
- signal processing
- high dimensional
- maximum likelihood
- prior information
- high resolution images
- colour images
- linear combination
- feature space
- video sequences
- high quality
- super resolution algorithm
- image segmentation