SOQAS: Distributively Finding High-Quality Answerers in Dynamic Social Networks

Compared with community-based question answering systems and modern search engines, social network-based question answering systems are more efficient in addressing non-factual questions. In such systems, askers search answerers among their 1-hop neighbors; however, high-quality answerers may exist in the k-hop neighbors of the social networks who are not known to askers directly. To address this problem, we propose a dynamic SOcial...