Performance guarantees of regularized ℓ1-2-minimization for robust sparse recovery.
Wendong WangJing ZhangPublished in: Signal Process. (2022)
Keyphrases
- half quadratic
- image recovery
- norm minimization
- objective function
- sparse representation
- compressive sensing
- convex optimization
- edge preserving
- database
- weighted least squares
- theoretical guarantees
- sparse data
- sparse coding
- computationally efficient
- least squares
- real time face tracking
- low rank representation
- sparsity constraints
- robust estimation
- group lasso
- image reconstruction
- high dimensional
- multiscale