Optimized projections for compressed sensing via rank-constrained nearest correlation matrix.
Nicolae ClejuPublished in: CoRR (2013)
Keyphrases
- compressed sensing
- correlation matrix
- image reconstruction
- covariance matrix
- random projections
- radon transform
- random matrix theory
- singular value decomposition
- sparse representation
- natural images
- signal processing
- fourier domain
- three dimensional
- principal components
- least squares
- nearest neighbor
- data sets
- linear combination
- computer vision