Coreference or Not: A Twin Model for Coreference Resolution Xiaoqiang Luo author 2007-04 text Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Proceedings of the Main Conference Candace Sidner editor Tanja Schultz editor Matthew Stone editor ChengXiang Zhai editor Association for Computational Linguistics Rochester, New York conference publication luo-2007-coreference https://aclanthology.org/N07-1010/ 2007-04 73 80