A First-Order Augmented Lagrangian Method for Compressed Sensing.
Necdet S. AybatGarud IyengarPublished in: SIAM J. Optim. (2012)
Keyphrases
- compressed sensing
- augmented lagrangian method
- image reconstruction
- total variation
- convex optimization
- augmented lagrangian
- natural images
- total variation regularization
- higher order
- sparse representation
- random projections
- image denoising
- constrained minimization
- signal processing
- fourier domain
- image restoration
- global convergence
- super resolution
- denoising
- image processing
- nearest neighbor