Robust discriminant feature selection via joint L2, 1-norm distance minimization and maximization.
Zhangjing YangQiaolin YeQiao ChenXu MaLiyong FuGuowei YangHe YanFan LiuPublished in: Knowl. Based Syst. (2020)
Keyphrases
- feature selection
- objective function
- norm minimization
- feature extraction
- unsupervised feature selection
- text categorization
- linear discriminant
- discriminant analysis
- mutual information
- computationally efficient
- neural network
- distance function
- dimensionality reduction
- multi class
- class separability
- recognition rate
- text classification
- euclidean distance
- classification models
- distance transform
- selected features
- training data
- decision trees
- half quadratic