Feature selection in categorizing procedural expressions.
Mineki TakechiTakenobu TokunagaYuji MatsumotoHozumi TanakaPublished in: IRAL (2003)
Keyphrases
- feature selection
- text categorization
- mutual information
- machine learning
- text classification
- facial expressions
- object oriented
- support vector machine
- support vector
- classification accuracy
- multi class
- unsupervised feature selection
- discriminative features
- feature extraction
- information gain
- high dimensionality
- neural network
- irrelevant features
- feature subset
- feature space
- dimensionality reduction
- natural language
- naive bayes
- model selection
- training data
- mathematical expressions
- automatic categorization
- microarray classification