Keyphrases
- fine grained
- feature fusion
- image classification
- feature extraction
- coarse grained
- sparse coding
- multiple features
- bag of words
- image representation
- subspace learning
- access control
- visual features
- sparse representation
- feature vectors
- feature space
- shared memory
- face recognition
- fusion algorithm
- machine learning
- principal component analysis
- databases
- support vector machine
- knowledge discovery
- data reduction
- preprocessing
- fusion method
- feature selection