ConvTrans: Transforming Web Search Sessions for Conversational Dense Retrieval Kelong Mao author Zhicheng Dou author Hongjin Qian author Fengran Mo author Xiaohua Cheng author Zhao Cao author 2022-12 text Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication mao-etal-2022-convtrans 10.18653/v1/2022.emnlp-main.190 https://aclanthology.org/2022.emnlp-main.190/ 2022-12 2935 2946