In this paper we introduce Social VPNs, a novel system architecture which leverages existing social networking infrastructures to enable ad-hoc VPNs which are self-configuring, s...
Renato J. O. Figueiredo, P. Oscar Boykin, Pierre S...
In a social network, nodes correspond to people or other social entities, and edges correspond to social links between them. In an effort to preserve privacy, the practice of anon...
While users disseminate various information in the open and widely distributed environment of the Semantic Web, determination of who shares access to particular information is at ...
The present work investigates the structural and dynamical properties of aNobii1 , a social bookmarking system designed for readers and book lovers. Users of aNobii provide informa...
Luca Maria Aiello, Alain Barrat, Ciro Cattuto, Gia...
Abstract. Closeness centrality is an important concept in social network analysis. In a graph representing a social network, closeness centrality measures how close a vertex is to ...