High-Speed Compressed Sensing Reconstruction in Dynamic Parallel MRI Using Augmented Lagrangian and Parallel Processing.
Cagdas BilenYao WangIvan W. SelesnickPublished in: IEEE J. Emerg. Sel. Topics Circuits Syst. (2012)
Keyphrases
- parallel processing
- compressed sensing
- high speed
- image reconstruction
- augmented lagrangian
- sparse representation
- natural images
- ibm sp
- random projections
- total variation
- image denoising
- signal processing
- convex optimization
- constrained optimization
- image processing
- regularization term
- active learning
- fourier domain
- pairwise
- feature extraction
- image segmentation