A new nonlinear filter constructed from the Newton method and EPR in image restoration.
Xiaojuan GuLi GaoPublished in: Appl. Math. Comput. (2014)
Keyphrases
- image restoration
- newton method
- nonlinear filters
- image processing
- edge preserving
- convergence analysis
- total variation
- bilateral filter
- image denoising
- regularized least squares
- median filter
- markov random field
- gaussian noise
- image deblurring
- super resolution
- quadratic programming
- variational inequalities
- regularization parameter
- blurred images
- linear svm
- denoising
- point spread function
- global convergence
- image enhancement
- partial differential equations
- noise reduction
- high quality