A linear approach for sparse coding by a two-layer neural network.
Alessandro MontaltoGiovanni TessitoreRoberto PrevetePublished in: Neurocomputing (2015)
Keyphrases
- sparse coding
- neural network
- dictionary learning
- natural images
- sparse representation
- image classification
- multi layer
- sparse approximation
- linear combination
- discriminative power
- unsupervised learning
- image representation
- person re identification
- single image super resolution
- sparse codes
- object category recognition
- image patches
- generative model
- feature space
- visual words
- high dimensional
- pattern recognition
- super resolution
- co occurrence
- object recognition
- multiscale
- computer vision