Finding What Matters in Questions Xiaoqiang Luo author Hema Raghavan author Vittorio Castelli author Sameer Maskey author Radu Florian author 2013-06 text Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies Lucy Vanderwende editor Hal Daumé III editor Katrin Kirchhoff editor Association for Computational Linguistics Atlanta, Georgia conference publication luo-etal-2013-finding https://aclanthology.org/N13-1108/ 2013-06 878 887