Keyphrases
- training data
- feature selection
- classification accuracy
- classification models
- text categorization
- learning algorithm
- text classification
- mutual information
- data sets
- high dimensionality
- feature set
- multi class
- method for feature selection
- irrelevant features
- supervised learning
- selection criterion
- feature selection algorithms
- feature extraction
- dimensionality reduction
- support vector
- feature space
- decomposition method
- feature selection and classification
- machine learning
- feature subset
- selected features
- discriminative features
- unsupervised feature selection
- microarray classification
- informative features
- small sample
- wavelet packet
- covariance matrix
- knn
- multiscale
- data mining