Keyphrases
- similarity measure
- natural images
- natural scenes
- higher order
- multiscale
- object recognition
- denoising
- image denoising
- image patches
- power spectrum
- receptive fields
- input image
- pairwise
- scale invariant
- sparse coding
- natural image statistics
- statistics of natural images
- natural textures
- compressed sensing
- image statistics
- prior models
- visual cortex
- visual patterns
- saliency map
- test images