Conversational Response Re-ranking Based on Event Causality and Role Factored Tensor Event Embedding Shohei Tanaka author Koichiro Yoshino author Katsuhito Sudoh author Satoshi Nakamura author 2019-08 text Proceedings of the First Workshop on NLP for Conversational AI Yun-Nung Chen editor Tania Bedrax-Weiss editor Dilek Hakkani-Tur editor Anuj Kumar editor Mike Lewis editor Thang-Minh Luong editor Pei-Hao Su editor Tsung-Hsien Wen editor Association for Computational Linguistics Florence, Italy conference publication tanaka-etal-2019-conversational 10.18653/v1/W19-4106 https://aclanthology.org/W19-4106/ 2019-08 51 59