Online social networks are now a popular way for users to connect, express themselves, and share content. Users in today's online social networks often post a profile, consis...
Alan Mislove, Bimal Viswanath, P. Krishna Gummadi,...
Peer-to-peer file-sharing networks depend on peers uploading data to each other. Some peers, called free-riders, will not upload data unless there is an incentive to do so. Algor...
Jacob Jan-David Mol, Johan A. Pouwelse, Dick H. J....
Mobile imaging and digital storytelling currently support a growing practice of multimedia communication in the West. In this paper we describe a project which explores their bene...
David M. Frohlich, Dorothy Rachovides, Kiriaki Rig...
Much thinking about digital cities is in terms of community groups. Yet, the world is composed of social networks and not of groups. This paper traces how communities have changed ...
Web-based social systems enable new community-based opportunities for participants to engage, share, and interact. This community value and related services like search and advert...