LABR: A Large Scale Arabic Book Reviews Dataset Mohamed Aly author Amir Atiya 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 aly-atiya-2013-labr https://aclanthology.org/P13-2088/ 2013-08 494 498