Expert Finding for Community-Based Question Answering via Ranking Metric Network Learning

  title={Expert Finding for Community-Based Question Answering via Ranking Metric Network Learning},
  author={Zhou Zhao and Qifan Yang and Deng Cai and Xiaofei He and Yueting Zhuang},
Expert finding for question answering is a challenging problem in Community-based Question Answering (CQA) site, arising in many applications such as question routing and the identification of best answers. In order to provide high-quality experts, many existing approaches learn the user model mainly from their past question-answering activities in CQA sites, which suffer from the sparsity problem of CQA data. In this paper, we consider the problem of expert finding from the viewpoint of… CONTINUE READING
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