Encoding High-Dimensional Procedure Codes for Healthcare Fraud Detection.
Justin M. JohnsonTaghi M. KhoshgoftaarPublished in: SN Comput. Sci. (2022)
Keyphrases
- fraud detection
- high dimensional
- health insurance
- credit card fraud detection
- network intrusion detection
- credit card
- outlier detection
- data mining techniques
- credit card fraud
- cost sensitive
- rare events
- social network analysis
- data mining
- high dimensionality
- dimensionality reduction
- network intrusion
- intrusion detection
- online auctions
- link discovery
- data points
- similarity search
- nearest neighbor
- financial institutions
- feature space
- health care
- social networks
- high dimensional data