Keyphrases
- face recognition
- linear discriminant analysis
- discriminant analysis
- face images
- principal component analysis
- recognition rate
- subspace methods
- subspace learning algorithm
- feature extraction
- recognition accuracy
- local binary pattern
- computer vision
- incremental learning
- face databases
- human faces
- dimension reduction
- face detection
- face recognition systems
- face recognition algorithms
- latent dirichlet allocation
- orl face
- nonparametric discriminant analysis
- fisher criterion
- small sample size
- feature analysis
- information extraction
- dimensionality reduction
- sparse representation
- topic modeling
- facial images
- facial expressions
- subspace analysis
- feature vectors
- generalized discriminant analysis
- topic models