Keyphrases
- evaluation measures
- imbalanced datasets
- learning from imbalanced data
- cost sensitive learning
- precision and recall
- class distribution
- class imbalance
- sampling methods
- ensemble methods
- training dataset
- retrieval systems
- imbalanced data
- decision trees
- learning to rank
- feature selection algorithms
- benchmark datasets
- roc curve
- feature selection
- fraud detection
- minority class
- training set
- ranked list
- information retrieval systems
- information extraction
- active learning
- high dimensional