Sentiment Clustering with Topic and Temporal Information from Large Email Dataset Sisi Liu author Ickjai Lee author Guochen Cai author 2016-10 text Proceedings of the 30th Pacific Asia Conference on Language, Information and Computation: Posters Seoul, South Korea conference publication liu-etal-2016-sentiment https://aclanthology.org/Y16-3007/ 2016-10 363 371