Combining ranking concept and social network analysis to detect collusive groups in online auctions.
Shi-Jen LinYi-Ying JhengCheng-Hsien YuPublished in: Expert Syst. Appl. (2012)
Keyphrases
- social network analysis
- online auctions
- social networks
- network analysis
- fraud detection
- bid prices
- web mining
- electronic commerce
- complex networks
- graph theory
- interaction patterns
- link analysis
- link prediction
- detection algorithm
- technology enhanced learning
- ranking algorithm
- law enforcement
- link discovery
- community discovery
- structural patterns
- homeland security
- key players
- community mining
- social structure
- criminal networks
- social network data
- social relationships
- information retrieval
- cohesive subgroups