Keyphrases
- compressed sensing
- least squares
- systems of linear equations
- image reconstruction
- fourier transform
- singular value decomposition
- random projections
- fourier domain
- sparse representation
- natural images
- signal processing
- coefficient matrix
- correlation matrix
- frequency domain
- pattern recognition
- dimension reduction
- multiscale
- image segmentation
- image processing
- signal recovery
- data sets
- pairwise
- computer vision