Keyphrases
- principal component analysis
- dimensionality reduction
- dimension reduction
- principal components
- covariance matrix
- low dimensional
- linear discriminant analysis
- discriminant analysis
- face recognition
- face images
- independent component analysis
- feature extraction
- evolutionary algorithm
- dimension reduction methods
- real time
- negative matrix factorization
- singular value decomposition
- hidden markov models
- feature space
- information retrieval