Yufei Xie Maoquan Wang Jing Ma Jian Jiang Zhao Lu EICA Team at SemEval-2017 Task 3: Semantic and Metadata-based Features for Community Question Answering. 292-298 2017 SemEval@ACL https://doi.org/10.18653/v1/S17-2047 conf/semeval/2017 db/conf/semeval/semeval2017.html#XieWMJL17