Keyphrases
- feature selection
- text categorization
- selected features
- multi class
- machine learning
- unsupervised feature selection
- feature weighting
- feature selection algorithms
- classification accuracy
- model selection
- support vector machine
- mutual information
- dimensionality reduction
- text classification
- feature ranking
- classification models
- knn
- feature extraction
- software package
- selecting relevant features
- informative features
- discriminative features
- feature set
- support vector
- feature space
- face recognition
- high dimensional
- unsupervised learning
- case study
- small sample
- bayes classifier
- data mining
- learning algorithm
- forward selection
- conditional mutual information
- open source