Feature Selection: A Useful Preprocessing Step.
Isabelle MoulinierPublished in: BCS-IRSG Annual Colloquium on IR Research (1997)
Keyphrases
- preprocessing step
- feature selection
- data preprocessing
- preprocessing
- text categorization
- feature selection algorithms
- dimensionality reduction
- feature extraction
- text classification
- classification accuracy
- mutual information
- support vector machine
- model selection
- information gain
- high dimensionality
- feature set
- feature subset
- machine learning
- selected features
- dimensionality reduction methods
- feature space
- multi class
- unsupervised learning