The evolution and existence of stable trust relations have been studied extensively in the context of social theory. However, reputation systems or trust schemes have only been re...
Sameer Pai, Tanya Roosta, Stephen B. Wicker, Shank...
Commonly represented as directed graphs, social networks depict relationships and behaviors among social entities such as people, groups, and organizations. Social network analysi...
Social networking services well know that some users are unwilling to freely share the information they store with the service (e.g. profile information). To address this, servic...
In this paper we detail the use of e-mail social network analysis for the detection of security policy violations on computer systems. We begin by formalizing basic policies that ...
Adam J. O'Donnell, Walter C. Mankowski, Jeff Abrah...
Two important performance metrics in collaborative systems are local and remote response times. Previous analytical and simulation work has shown that these response times depend ...