The Convergence Guarantees of a Non-Convex Approach for Sparse Recovery.
Laming ChenYuantao GuPublished in: IEEE Trans. Signal Process. (2014)
Keyphrases
- convergence proof
- global optimality
- compressive sensing
- theoretical guarantees
- image recovery
- globally optimal
- sparse data
- convergence rate
- convex optimization
- sparse representation
- sparse coding
- faster convergence
- convergence speed
- recovery algorithm
- convex sets
- convex relaxation
- bregman divergences
- stationary points
- globally convergent
- dual variables