Denoising using multi-stage randomized orthogonal matching pursuit.
Stefanos KoskinasIoannis N. PsaromiligkosPublished in: ICASSP (2014)
Keyphrases
- multistage
- denoising
- orthogonal matching pursuit
- compressed sensing
- signal recovery
- sparse representation
- transform domain
- natural images
- image denoising
- sparse approximation
- noisy images
- total variation
- single stage
- dynamic programming
- image processing
- convex relaxation
- compressive sensing
- feature selection
- wavelet domain
- lot sizing
- gaussian noise
- frequency domain
- greedy algorithm
- spatial domain
- image reconstruction
- optimal policy
- data sets
- gaussian process
- bit rate
- model selection
- feature extraction