摘要

Mining social networks in a chat room is valuable since it makes it possible to discover essential relations among chatters in chat rooms and effectively monitor the chat rooms. In existing works, some focus on message content analysis, some put emphasis on the underlying thread structure in the chatter dialogs, but few works are reported on approaches to mining social networks in a chat room. In this paper, we propose a novel mining approach which discovers social networks by integrating dialog thread structure association with message content similarity. We improve traditional vector space model (VSM) with semantic similarity of terms, make some refinements on the old heuristics in PieSpy and give novel rules resulted from large amount of observation. We experimentally evaluate the proposed approach and demonstrate that our algorithm is promising and efficient.

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