Probabilistic Ontology and Knowledge Fusion for Procurement Fraud Detection in Brazil.
Rommel N. CarvalhoShou MatsumotoKathryn B. LaskeyPaulo Cesar G. da CostaMarcelo LadeiraLaécio L. SantosPublished in: URSW (LNCS Vol.) (2013)
Keyphrases
- fraud detection
- domain knowledge
- data mining techniques
- knowledge representation
- knowledge base
- network intrusion detection
- domain ontology
- credit card fraud detection
- outlier detection
- semantic information
- cost sensitive
- knowledge management
- bayesian networks
- intrusion detection
- knowledge discovery
- credit card
- rare events
- probabilistic model