Convex Denoising using Non-Convex Tight Frame Regularization.
Ankit ParekhIvan W. SelesnickPublished in: CoRR (2015)
Keyphrases
- denoising
- convex optimization
- convex hull
- piecewise linear
- convex functions
- computer vision
- image denoising
- bregman divergences
- minimization problems
- risk minimization
- convex programming
- convex sets
- convex formulation
- total variation
- natural images
- image segmentation
- penalty functions
- basis pursuit
- reproducing kernel hilbert space
- globally optimal
- lower bound