Dirichlet Latent Variable Hierarchical Recurrent Encoder-Decoder in Dialogue Generation Min Zeng author Yisen Wang author Yuan Luo author 2019-11 text Proceedings of the 2019 Conference on Empirical Methods in Natural Language Processing and the 9th International Joint Conference on Natural Language Processing (EMNLP-IJCNLP) Kentaro Inui editor Jing Jiang editor Vincent Ng editor Xiaojun Wan editor Association for Computational Linguistics Hong Kong, China conference publication zeng-etal-2019-dirichlet 10.18653/v1/D19-1124 https://aclanthology.org/D19-1124/ 2019-11 1267 1272