GAT-COBO: Cost-Sensitive Graph Neural Network for Telecom Fraud Detection.
Xinxin HuHaotian ChenJunjie ZhangHongchang ChenShuxin LiuXing LiYahui WangXiangyang XuePublished in: IEEE Trans. Big Data (2024)
Keyphrases
- cost sensitive
- fraud detection
- neural network
- misclassification costs
- cost sensitive learning
- multi class
- credit card fraud detection
- binary classification
- cost sensitive classification
- credit card
- class distribution
- active learning
- naive bayes
- class imbalance
- support vector machine
- social network analysis
- outlier detection
- intrusion detection
- cost sensitive boosting
- database
- multi label
- error rate
- data analysis
- databases