Computationally Efficient M-Estimation of Log-Linear Structure Models Noah A Smith author Douglas L Vail author John D Lafferty author 2007-06 text Proceedings of the 45th Annual Meeting of the Association of Computational Linguistics Annie Zaenen editor Antal van den Bosch editor Association for Computational Linguistics Prague, Czech Republic conference publication smith-etal-2007-computationally https://aclanthology.org/P07-1095/ 2007-06 752 759