Alike and Unlike: Resolving Class Imbalance Problem in Financial Credit Risk Assessment.
Yang LiuXiang AoQiwei ZhongJinghua FengJiayu TangQing HePublished in: CIKM (2020)
Keyphrases
- class imbalance
- class distribution
- active learning
- cost sensitive
- cost sensitive learning
- sampling methods
- concept drift
- feature selection
- small disjuncts
- imbalanced datasets
- high dimensionality
- majority class
- random subspaces
- imbalanced data
- fraud detection
- multi class
- data sets
- bp neural network
- non stationary
- pairwise
- training data
- minority class
- supervised learning
- imbalanced class distribution
- software defect prediction
- test set