Nonconvex Optimization with Alternating Direction Method of Multipliers for Tensor-Based Compressed Sensing with Group Sparsity.
Yong LiWenrui DaiHongkai XiongPublished in: DCC (2017)
Keyphrases
- alternating direction method of multipliers
- compressed sensing
- basis pursuit
- convex optimization
- image reconstruction
- sparse representation
- random projections
- total variation
- low rank
- compressive sensing
- optimization problems
- natural images
- sparse coding
- signal processing
- high order
- convex relaxation
- fourier domain
- interior point methods
- dimension reduction
- objective function
- image restoration
- primal dual