Abnormal Group-Based Joint Medical Fraud Detection.
Chenfei SunZhongmin YanQingzhong LiYongqing ZhengXudong LuLizhen CuiPublished in: IEEE Access (2019)
Keyphrases
- fraud detection
- network intrusion detection
- outlier detection
- data mining techniques
- health insurance
- social network analysis
- credit card
- credit card fraud detection
- data mining
- intrusion detection
- cost sensitive
- rare events
- credit card fraud
- transaction data
- anomaly detection
- network intrusion
- spam detection
- online auctions
- link discovery
- databases
- graph cuts
- markov random field
- information extraction
- pairwise