Cost-Sensitive Learning for Medical Insurance Fraud Detection With Temporal Information.
Haolun ShiMohammad A. TayebiJian PeiJiguo CaoPublished in: IEEE Trans. Knowl. Data Eng. (2023)
Keyphrases
- fraud detection
- temporal information
- cost sensitive
- cost sensitive learning
- misclassification costs
- multi class
- spatial information
- cost sensitive classification
- video sequences
- class distribution
- class imbalance
- active learning
- visual information
- contextual information
- information retrieval
- outlier detection
- support vector machine
- missing values
- supervised learning
- rule extraction
- data analysis
- feature extraction