Keyphrases
- face recognition
- locality preserving projections
- linear subspace
- subspace learning
- principal component analysis
- subspace methods
- subspace analysis
- feature extraction
- face detection
- image features
- facial expressions
- computer vision
- discriminant features
- feature analysis
- locality preserving
- low dimensional
- face images
- face databases
- subspace clustering
- recognition rate
- multiscale
- binary patterns
- recognition accuracy
- feature representation
- principal components
- discriminant analysis
- feature selection