Keyphrases
- principal component analysis
- covariance matrix
- singular value decomposition
- principal components
- independent component analysis
- auto correlation
- positive definite
- low dimensional
- dimensionality reduction
- case study
- feature extraction
- signal processing
- linear algebra
- dimension reduction
- linear discriminant analysis
- discriminant analysis
- high dimensional
- frequency domain
- finite number
- compressive sensing
- face recognition
- face images
- multiresolution
- support vector machine
- high dimensional data
- low rank
- negative matrix factorization
- non stationary