Keyphrases
- principal component analysis
- principal components analysis
- principal components
- principle component analysis
- dimensionality reduction
- face recognition
- covariance matrix
- feature extraction
- independent component analysis
- feature space
- high dimensional
- k means
- random projections
- low dimensional
- image processing
- gabor features
- neural network
- machine learning
- dimension reduction
- high dimensional data
- negative matrix factorization
- multiscale
- linear subspace
- information retrieval
- database
- extracting features