PRIS at Knowledge Base Population 2013
Yan Li, Yichang Zhang, Doyu Li, Xin Tong, Jianlong Wang, Naiche Zuo, Ying Wang, Weiran Xu, Guang Chen, Jun Qing Guo · Theory and applications of categories · 2013
Our method to Knowledge Base Population 2013 is described in this paper. An pattern bootstrapping system with automatic pattern evaluation is mainly utilized in the Slot Filling task. For the Entity Linking task, query expansion method and entity similarity ranking strategy are mainly considered. And for sentiment holder and target detection in the Sentiment Slot Filling task, two CRF models are primarily trained.