Uncorrelated trace ratio linear discriminant analysis for undersampled problems.
Lei-Hong ZhangPublished in: Pattern Recognit. Lett. (2011)
Keyphrases
- linear discriminant analysis
- small sample size
- discriminant analysis
- face recognition
- principal component analysis
- dimensionality reduction
- dimension reduction
- discriminant vectors
- neural network
- feature space
- high dimensional data
- pattern recognition
- lower dimensional
- discriminant features
- high dimensional
- support vector
- null space
- feature extraction