A Statistical Tree Annotator and Its Applications Xiaoqiang Luo author Bing Zhao author 2011-06 text Proceedings of the 49th Annual Meeting of the Association for Computational Linguistics: Human Language Technologies Dekang Lin editor Yuji Matsumoto editor Rada Mihalcea editor Association for Computational Linguistics Portland, Oregon, USA conference publication luo-zhao-2011-statistical https://aclanthology.org/P11-1123/ 2011-06 1230 1238