PU GNN: Chargeback Fraud Detection in P2E MMORPGs via Graph Attention Networks with Imbalanced PU Labels.
Jiho ChoiJunghoon ParkWoocheol KimJin-Hyeok ParkYumin SuhMinchang SungPublished in: CoRR (2022)
Keyphrases
- fraud detection
- rare events
- outlier detection
- edge weights
- credit card fraud detection
- network intrusion detection
- cost sensitive
- social network analysis
- data mining techniques
- credit card fraud
- intrusion detection
- credit card
- data mining
- social networks
- weighted graph
- link discovery
- multi label
- online auctions
- knowledge discovery
- detection algorithm
- text mining
- complex networks
- support vector machine
- pairwise
- support vector
- training data