我中心派代表参加COLING 2012，发表论文4篇
2014年04月18日COLING为自然语言处理领域重要的国际会议之一，每两年举办一次。
COLING 2012, the 24th International Conference on Computational Linguistics,于2012年12月8-15日在印度孟买召开。
我中心派博士生张伟男为代表参加了此次盛会。 我中心共有4篇论文被主会议录用为oral paper，详细信息如下：
Meishan Zhang(张梅山), Wanxiang Che, Ting Liu, Zhenghua Li. Stacking Heterogeneous Joint Models of Chinese POS Tagging and Dependency Parsing. (Oral, Long)
Zhenghua Li(李正华), Min Zhang, Wanxiang Che, Ting Liu. A Separately Passive-Aggressive Training Algorithm for Joint POS Tagging and Dependency Parsing. (Oral, Long)
Weinan Zhang(张伟男), Zhaoyan Ming, Yu Zhang, Liqiang Nie, Ting Liu, Tat-Seng Chua. The Use of Dependency Relation Graph to Enhance the Term Weighting in Question Retrieval. (Oral, Long)
Shiqi Zhao(赵世奇), Haifeng Wang and Ting Liu. User Behaviors Lend a Helping Hand: Learning Paraphrase Query Patterns from Search Log Sessions. (Oral, Long)
