This work addresses the problem of sharing partial information within social learning strategies. In learning, agents solve a distributed multiple hypothesis testing by performing two operations at each instant: first, incorporate from private observations to form their beliefs over set hypotheses; second, combine entirety locally among neighbors. Within sufficiently informative environment and...

Peer-to-peer information systems have gained prominence of late with applications such as file sharing systems and grid computing. However, the information retrieval component of these systems is still limited because traditional techniques for searching and ranking are not directly applicable. This work compares search in peer-to-peer information systems to that in metasearch engines, and desc...