Wavelet Frame Based Image Restoration via Combined Sparsity and Nonlocal Prior of Coefficients.
Dai-Qiang ChenYan ZhouPublished in: J. Sci. Comput. (2016)
Keyphrases
- image restoration
- wavelet coefficients
- total variation
- edge preserving
- image prior
- wavelet transform
- image processing
- super resolution
- regularization parameter
- markov random field
- image deblurring
- image denoising
- denoising
- motion blur
- linear combination
- degraded images
- multiresolution
- multiscale
- restoration algorithm
- total least squares
- restoration method
- modified hopfield neural network
- wavelet packet
- gaussian noise
- prior model
- wavelet domain
- sparse representation
- prior knowledge
- iterative image restoration
- wiener filter
- prior information
- regularization method
- blind image restoration
- point spread function
- denoising methods
- subband
- adaptive neighborhood
- image sequences