Keyphrases
- feature selection
- discriminative features
- feature extraction
- mutual information
- text categorization
- dimensionality reduction
- classification accuracy
- feature selection algorithms
- support vector
- information gain
- informative features
- high dimensionality
- feature space
- multi class
- knn
- text classification
- unsupervised learning
- selected features
- unsupervised feature selection
- machine learning
- model selection
- support vector machine
- dimension reduction
- classification models
- multi task
- feature set
- semi supervised
- irrelevant features
- naive bayes
- microarray data
- discriminative power
- text mining
- small sample
- bayesian network classifiers
- neural network
- redundant features