Keyphrases
- natural images
- natural scenes
- higher order
- denoising
- multiscale
- object recognition
- image denoising
- sparse coding
- receptive fields
- image patches
- input image
- power spectrum
- image statistics
- saliency map
- scale invariant
- natural image patches
- markov random field
- similarity measure
- feature space
- visual patterns
- natural image statistics
- statistics of natural images
- low level vision tasks