Keyphrases
- null space
- linear discriminant analysis
- feature extraction
- discriminant analysis
- support vector machine svm
- dimensionality reduction
- scatter matrix
- scatter matrices
- principal component analysis
- dimension reduction
- face recognition
- novelty detection
- data sets
- high dimensional data
- projection matrix
- feature space
- discriminant vectors
- small sample size
- theoretical guarantees
- pattern recognition
- support vector
- neural network
- discriminative information
- worst case
- qr decomposition