An application of supervised and unsupervised learning approaches to telecommunications fraud detection.
Constantinos S. HilasParis A. MastorocostasPublished in: Knowl. Based Syst. (2008)
Keyphrases
- fraud detection
- supervised and unsupervised learning
- outlier detection
- data mining techniques
- social network analysis
- semi supervised
- supervised learning
- unsupervised learning
- credit card
- semi supervised learning
- data mining
- credit card fraud detection
- cost sensitive
- intrusion detection
- feature extraction
- image classification
- text mining
- classification accuracy
- electronic commerce
- probabilistic model
- learning process
- pairwise
- online auctions
- similarity measure
- feature selection
- data sets