Keyphrases
- compressed sensing
- compressive sampling
- input image
- image retrieval
- image reconstruction
- template matching
- image classification
- natural images
- sparse representation
- image representation
- image features
- higher order
- image matching
- signal processing
- edge detection
- data sets
- data points
- high resolution
- image structure
- random projections
- fourier domain
- multiscale
- orthogonal matching pursuit
- image sequences