Sentiment Classification of Arabic Documents: Experiments with multi-type features and ensemble algorithms Amine Bayoudhi author Hatem Ghorbel author Lamia Hadrich Belguith author 2015-10 text Proceedings of the 29th Pacific Asia Conference on Language, Information and Computation Hai Zhao editor Shanghai, China conference publication bayoudhi-etal-2015-sentiment https://aclanthology.org/Y15-1023/ 2015-10 196 205