Keyphrases
- feature selection
- feature selection algorithms
- small sample
- multi class
- feature weighting
- text categorization
- sample size
- irrelevant features
- mutual information
- feature set
- feature subset
- model selection
- classification accuracy
- support vector
- high dimensionality
- method for feature selection
- weighting scheme
- unsupervised feature selection
- generalization error
- forward selection
- information gain
- machine learning
- dimensionality reduction
- support vector machine
- knn
- similarity measure
- microarray data
- gene expression data
- multi task
- naive bayes
- tf idf
- unsupervised learning
- text classification
- redundant features
- feature extraction
- information retrieval