An optimal symmetrical null space criterion of Fisher discriminant for feature extraction and recognition.
Xiaoning SongJingyu YangXiaojun WuXibei YangPublished in: Soft Comput. (2011)
Keyphrases
- feature extraction
- null space
- linear discriminant analysis
- fisher discriminant
- fisher criterion
- face recognition
- discriminant analysis
- feature selection
- object recognition
- novelty detection
- recognition rate
- principal component analysis
- pattern recognition
- dimension reduction
- feature vectors
- image processing
- small sample size
- image classification
- dimensionality reduction
- feature space
- optimization criterion
- scatter matrices
- data analysis
- support vector machine svm
- theoretical guarantees
- feature set
- principal components
- data representation
- learning algorithm