A machine-learned proactive moderation system for auction fraud detection.
Liang ZhangJie YangWei ChuBelle L. TsengPublished in: CIKM (2011)
Keyphrases
- fraud detection
- online auctions
- network intrusion detection
- credit card fraud detection
- credit card
- outlier detection
- credit card fraud
- data mining techniques
- cost sensitive
- transaction data
- electronic commerce
- data mining
- bidding strategies
- social network analysis
- rare events
- network intrusion
- mechanism design
- auction sites
- combinatorial auctions
- text mining
- multi class
- knowledge discovery
- feature vectors
- information retrieval