@InProceedings{luo:2007:main, author = {Luo, Xiaoqiang}, title = {Coreference or Not: A Twin Model for Coreference Resolution}, booktitle = {Human Language Technologies 2007: The Conference of the North American Chapter of the Association for Computational Linguistics; Proceedings of the Main Conference}, month = {April}, year = {2007}, address = {Rochester, New York}, publisher = {Association for Computational Linguistics}, pages = {73--80}, url = {http://www.aclweb.org/anthology/N/N07/N07-1010} }