Sparse Representation Based Fisher Discrimination Dictionary Learning for Image Classification.
Meng YangLei ZhangXiangchu FengDavid ZhangPublished in: Int. J. Comput. Vis. (2014)
Keyphrases
- dictionary learning
- image classification
- sparse representation
- sparse coding
- class specific
- image representation
- visual words
- image super resolution
- bag of words
- image features
- group sparsity
- feature extraction
- object category recognition
- subspace learning
- sparse codes
- feature selection
- compressive sensing
- visual recognition
- image patches
- test images
- visual categorization
- natural images
- active learning
- data sets