Sparse Recovery by Non-convex Optimization -- Instance Optimality
Rayan SaabÖzgür YilmazPublished in: CoRR (2008)
Keyphrases
- convex optimization
- norm regularization
- basis pursuit
- interior point methods
- low rank matrix
- group lasso
- low rank textures
- total variation
- low rank
- primal dual
- convex formulation
- optimal solution
- sparse representation
- norm minimization
- low rank and sparse
- operator splitting
- convex relaxation
- convex optimization problems
- high dimensional
- signal recovery
- compressed sensing
- sparse matrix
- image processing
- image restoration
- denoising
- evolutionary algorithm
- high quality