Extra-Linguistic Constraints on Stance Recognition in Ideological Debates Kazi Saidul Hasan author Vincent Ng author 2013-08 text Proceedings of the 51st Annual Meeting of the Association for Computational Linguistics (Volume 2: Short Papers) Hinrich Schuetze editor Pascale Fung editor Massimo Poesio editor Association for Computational Linguistics Sofia, Bulgaria conference publication hasan-ng-2013-extra https://aclanthology.org/P13-2142/ 2013-08 816 821