Keyphrases
- feature selection
- text categorization
- cost reduction
- total cost
- classification accuracy
- multi class
- information gain
- cost sensitive
- high dimensionality
- machine learning
- unsupervised feature selection
- feature selection algorithms
- microarray data
- text classification
- naive bayes
- unsupervised learning
- feature subset
- mutual information
- dimensionality reduction
- high dimensional
- support vector
- minimum cost
- discriminative features
- small sample
- feature extraction
- neural network
- constraint violations
- method for feature selection