A two-stage linear discriminant analysis for face-recognition.
Alok SharmaKuldip K. PaliwalPublished in: Pattern Recognit. Lett. (2012)
Keyphrases
- linear discriminant analysis
- face recognition
- discriminant analysis
- discriminant features
- small sample size
- principal component analysis
- dimension reduction
- dimensionality reduction
- fisher criterion
- support vector
- face detection
- face images
- nonparametric discriminant analysis
- generalized discriminant analysis
- subspace methods
- feature extraction
- feature space
- computer vision
- null space
- recognition rate
- discriminative information
- recognition accuracy
- high dimensional data
- gabor features
- discriminant information
- support vector machine svm
- face databases
- class separability
- pattern recognition
- human faces
- kernel discriminant analysis
- sparse representation
- image processing
- discriminant vectors
- scatter matrix
- least squares
- feature analysis
- facial expressions
- gabor wavelets
- facial images