Two-dimensional direct and weighted linear discriminant analysis for face recognition.
Ruicong ZhiQiuqi RuanPublished in: Neurocomputing (2008)
Keyphrases
- linear discriminant analysis
- face recognition
- discriminant analysis
- principal component analysis
- dimension reduction
- discriminant features
- dimensionality reduction
- small sample size
- feature extraction
- subspace methods
- face images
- high dimensional data
- null space
- feature space
- recognition rate
- human faces
- support vector machine svm
- class separability
- nonparametric discriminant analysis
- discriminant vectors
- discriminative information
- locality preserving projections
- fisher criterion
- support vector
- recognition accuracy
- linear discriminant
- gabor wavelets
- pattern recognition
- generalized discriminant analysis
- similarity measure
- computer vision
- sparse representation
- face detection
- high dimensional
- kernel discriminant analysis
- discriminant information