Single Image Super-Resolution Based on Nonlocal Sparse and Low-Rank Regularization.
Chunhong LiuFaming FangYingying XuChaomin ShenPublished in: PRICAI (2016)
Keyphrases
- single image super resolution
- image prior
- super resolution
- image restoration
- image denoising
- sparse coding
- low resolution
- prior model
- dictionary learning
- image patches
- regularization parameter
- high resolution
- denoising
- edge preserving
- natural images
- sparse representation
- high resolution images
- markov random field
- compressive sensing
- maximum a posteriori
- image reconstruction
- low resolution images
- image deblurring
- noisy images
- super resolution algorithm
- blind deconvolution
- motion estimation
- image processing
- higher order
- denoising algorithm
- data points
- point spread function
- map estimation
- potential functions
- prior information
- computer vision
- edge information