Cost-sensitive learning for large-scale hierarchical classification.
Jianfu ChenDavid WarrenPublished in: CIKM (2013)
Keyphrases
- hierarchical classification
- cost sensitive learning
- hierarchical text classification
- cost sensitive
- hierarchical structure
- probability estimation
- classification algorithm
- misclassification costs
- class imbalance
- active learning
- text classification
- missing values
- rule extraction
- decision trees
- machine learning
- feature selection
- class distribution
- knn
- binary classification
- data sets
- small number
- information retrieval
- high dimensional