Predicting Subjectivity in Multimodal Conversations Gabriel Murray author Giuseppe Carenini author 2009-08 text Proceedings of the 2009 Conference on Empirical Methods in Natural Language Processing Philipp Koehn editor Rada Mihalcea editor Association for Computational Linguistics Singapore conference publication murray-carenini-2009-predicting https://aclanthology.org/D09-1140/ 2009-08 1348 1357