Comparing String Representations and Distances in a Natural Images Classification Task.
Julien RosChristophe LaurentJean-Michel JolionIsabelle SimandPublished in: GbRPR (2005)
Keyphrases
- natural images
- multiscale
- natural scenes
- higher order
- object recognition
- input image
- denoising
- image patches
- sparse coding
- image denoising
- scale invariant
- text classification
- feature selection
- receptive fields
- visual patterns
- test images
- visual cortex
- image statistics
- statistics of natural images
- probabilistic model
- power spectrum
- compressed sensing
- frequency domain
- unsupervised learning
- distance measure
- feature space
- feature extraction
- image processing
- learning algorithm