146 search results - page 2 / 30 » Spectrum based fraud detection in social networks |
WWW
2007
ACM
14 years 6 months ago
2007
ACM
Given a large online network of online auction users and their histories of transactions, how can we spot anomalies and auction fraud? This paper describes the design and implemen...
HICSS
2007
IEEE
13 years 11 months ago
2007
IEEE
The online auction is a well-known business model that shows how business can be changed with the aid of new technologies. On the other hand, although the online auction allows bu...
KDD
2006
ACM
14 years 5 months ago
2006
ACM
We describe a data mining system to detect frauds that are camouflaged to look like normal activities in domains with high number of known relationships. Examples include accounti...
SAC
2008
ACM
13 years 4 months ago
2008
ACM
Abstract. Link discovery is a process of identifying association(s) among different entities included in a complex network structure. These association(s) may represent any interac...
KDD
2003
ACM
14 years 5 months ago
2003
ACM
Recent proposals to apply data mining systems to problems in law enforcement, national security, and fraud detection have attracted both media attention and technical critiques of...