The local low-dimensionality of natural images.
Olivier J. HénaffJohannes BalléNeil C. RabinowitzEero P. SimoncelliPublished in: ICLR (2015)
Keyphrases
- natural images
- low dimensionality
- high dimensionality
- low dimensional
- feature space
- natural scenes
- multiscale
- high dimensional
- higher order
- sparse coding
- denoising
- input image
- object recognition
- image patches
- statistics of natural images
- test images
- image statistics
- high dimensional data
- feature extraction
- saliency map
- scale invariant
- natural image statistics
- machine learning
- natural image patches
- random projections
- dimensionality reduction
- principal component analysis
- feature selection