Keyphrases
- learning to classify
- feature selection
- text classification
- text categorization
- mutual information
- high dimensionality
- dimensionality reduction
- feature selection algorithms
- multi class
- feature extraction
- machine learning
- irrelevant features
- classification performances
- information gain
- support vector
- model selection
- naive bayes
- feature weighting
- redundant features
- method for feature selection
- text mining
- support vector machine
- feature space
- feature set
- current status
- feature ranking
- knowledge representation
- unsupervised feature selection
- evolutionary algorithm
- data sets
- database