Improved Sparse Coding Under the Influence of Perceptual Attention.
Ashkan AmiriSimon HaykinPublished in: Neural Comput. (2014)
Keyphrases
- sparse coding
- dictionary learning
- natural images
- sparse representation
- image classification
- linear combination
- unsupervised learning
- image representation
- discriminative power
- generative model
- person re identification
- group sparsity
- feature space
- single image super resolution
- bag of words
- higher order
- image patches
- visual attention
- object category recognition
- high dimensional
- multiscale
- visual words
- image features
- low level
- image retrieval
- sparsity constraints
- similarity measure
- computer vision