A spatio-spectral hybridization for edge preservation and noisy image restoration via local parametric mixtures and Lagrangian relaxation.
Kinjal BasuDebapriya SenguptaPublished in: CoRR (2012)
Keyphrases
- image restoration
- lagrangian relaxation
- edge preserving
- edge preservation
- integer programming
- lower bound
- branch and bound algorithm
- column generation
- feasible solution
- dynamic programming
- total variation
- markov random field
- np hard
- linear programming
- lower and upper bounds
- gaussian noise
- noise removal
- image processing
- regularization parameter
- image denoising
- relaxation algorithm
- anisotropic diffusion
- noise reduction
- noise free
- blurred images
- image deblurring
- multiscale
- super resolution
- shift invariant
- higher order
- least squares
- half quadratic
- natural images
- expectation maximization
- nonlinear diffusion