Reducing Effects of Class Imbalance Distribution in Multi-class Text Categorization.
Part PramokchonPunpiti Piamsa-ngaPublished in: IC2IT (2014)
Keyphrases
- text categorization
- multi class
- class imbalance
- feature selection
- cost sensitive
- multi class problems
- binary classification
- binary classification problems
- naive bayes
- class distribution
- text classification
- cost sensitive learning
- high dimensionality
- knn
- support vector machine
- multi label
- misclassification costs
- active learning
- multi class classification
- information gain
- k nearest neighbor
- binary classifiers
- minority class
- pairwise
- concept drift
- classification accuracy
- neural network
- base classifiers
- data distribution
- unlabeled data
- multi label classification
- semi supervised learning
- dimensionality reduction
- machine learning
- feature space
- support vector
- decision trees