Identifying Opinion Subgroups in Arabic Online Discussions Amjad Abu-Jbara author Ben King author Mona Diab author Dragomir Radev 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 abu-jbara-etal-2013-identifying https://aclanthology.org/P13-2144/ 2013-08 829 835