Improving image classification by orthogonality of sparse codes.
Céline RabouySébastien ParisHervé GlotinPublished in: SoCPaR (2015)
Keyphrases
- image classification
- sparse codes
- sparse coding
- image representation
- feature extraction
- image features
- bag of words
- sparse representation
- svm classifier
- visual words
- discriminative power
- dictionary learning
- multiscale
- support vector
- support vector machine svm
- linear classifiers
- higher order
- high dimensional
- visual categorization
- discriminative dictionary