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We study the nature of missed collaboration opportunities in evolving collaboration networks. We define a k-way missed collaboration as one in which every (k-1)-subset of the k persons has collaborated but the set of k has not. Representing a collaboration network as a simplicial complex, we model a missed collaboration as a Minimal Non Face (MNF). Focusing on 2-dimensional and 3-dimensional MNFs,...
Content-Centric Networking (CCN) promises to yield large efficiency gains for Internet content distribution. Its autonomous cache management, however, raises doubts about achieving the intended goals optimally. A coordinated cache management, based on timely usage information, will help to fully leverage the cache efficiency. In this poster we introduce CoMon, a system architecture that implements...
Online videos, e.g., YouTube videos, are important topics for social interactions among users of online social networking sites (OSN), e.g., Facebook. This opens up the possibility of exploiting video-related user social interaction information for better video recommendation. Towards this goal, we conduct a case study of recommending YouTube videos to Facebook users based on their social interactions...
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