Keyphrases
- locality preserving projections
- face recognition
- locality preserving
- linear discriminant analysis
- dimensionality reduction
- principal component analysis
- discriminant analysis
- recognition rate
- manifold learning
- subspace methods
- face images
- local binary pattern
- recognition accuracy
- subspace learning
- riemannian manifolds
- feature extraction
- facial images
- sparse coding
- computer vision
- facial expressions
- shape analysis
- pattern recognition
- sparse representation
- face databases
- texture analysis
- dimension reduction
- data representation
- high dimensional data
- image representation
- semi supervised
- training set