When and Who? Conversation Transition Based on Bot-Agent Symbiosis Learning Network Yipeng Yu author Ran Guan author Jie Ma author Zhuoxuan Jiang author Jingchang Huang author 2020-12 text Proceedings of the 28th International Conference on Computational Linguistics Donia Scott editor Nuria Bel editor Chengqing Zong editor International Committee on Computational Linguistics Barcelona, Spain (Online) conference publication yu-etal-2020-conversation 10.18653/v1/2020.coling-main.358 https://aclanthology.org/2020.coling-main.358/ 2020-12 4056 4066