Predicting Student Emotions in Computer-Human Tutoring Dialogues Diane J Litman author Kate Forbes-Riley author 2004-07 text Proceedings of the 42nd Annual Meeting of the Association for Computational Linguistics (ACL-04) Barcelona, Spain conference publication litman-forbes-riley-2004-predicting 10.3115/1218955.1219000 https://aclanthology.org/P04-1045/ 2004-07 351 358