Public Sentiment Drift Analysis Based on Hierarchical Variational Auto-encoder Wenyue Zhang author Xiaoli Li author Yang Li author Suge Wang author Deyu Li author Jian Liao author Jianxing Zheng author 2020-11 text Proceedings of the 2020 Conference on Empirical Methods in Natural Language Processing (EMNLP) Bonnie Webber editor Trevor Cohn editor Yulan He editor Yang Liu editor Association for Computational Linguistics Online conference publication zhang-etal-2020-public 10.18653/v1/2020.emnlp-main.307 https://aclanthology.org/2020.emnlp-main.307/ 2020-11 3762 3767