112 search results - page 23 / 23 » Efficient Approximate Mining of Frequent Patterns over Trans... |
WWW
2007
ACM
14 years 5 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...
KDD
2006
ACM
14 years 5 months ago
2006
ACM
Several algorithms have been proposed to learn to rank entities modeled as feature vectors, based on relevance feedback. However, these algorithms do not model network connections...