Keyphrases
- natural images
- superpixels
- power spectrum
- natural scenes
- input image
- higher order
- image statistics
- multiscale
- image denoising
- denoising
- object recognition
- image patches
- scale invariant
- geometric distortions
- saliency map
- sparse coding
- denoising algorithm
- natural image statistics
- test images
- noisy data
- receptive fields
- compressed sensing
- natural image patches
- noise level
- segmentation algorithm
- visual cortex
- statistics of natural images
- image structure