Keyphrases
- principal component analysis
- principal components
- covariance matrix
- dimensionality reduction
- low dimensional
- three dimensional
- dimension reduction
- feature extraction
- face recognition
- independent component analysis
- linear discriminant analysis
- feature space
- spherical harmonics
- face images
- unit sphere
- data sets
- random projections
- lower dimensional
- neural classifier
- discriminant analysis
- least squares
- image sequences
- computer vision
- data mining