An intuitive class discriminability measure for feature selection in a speech recognition system.
Ladan GolipourDouglas D. O'ShaughnessyPublished in: INTERSPEECH (2008)
Keyphrases
- feature selection
- pointwise mutual information
- feature extraction
- mutual information
- selecting features
- text categorization
- multi class classification
- information gain
- information content
- class labels
- data sets
- feature set
- decision trees
- dimensionality reduction
- high dimensionality
- multi class
- information theory
- machine learning
- discriminative features
- irrelevant features
- linear discriminant
- data mining
- neural network