@inproceedings{cao-etal-2020-adaptive,
    title = "Adaptive Dialog Policy Learning with Hindsight and User Modeling",
    author = "Cao, Yan  and
      Lu, Keting  and
      Chen, Xiaoping  and
      Zhang, Shiqi",
    editor = "Pietquin, Olivier  and
      Muresan, Smaranda  and
      Chen, Vivian  and
      Kennington, Casey  and
      Vandyke, David  and
      Dethlefs, Nina  and
      Inoue, Koji  and
      Ekstedt, Erik  and
      Ultes, Stefan",
    booktitle = "Proceedings of the 21th Annual Meeting of the Special Interest Group on Discourse and Dialogue",
    month = jul,
    year = "2020",
    address = "1st virtual meeting",
    publisher = "Association for Computational Linguistics",
    url = "https://aclanthology.org/2020.sigdial-1.40/",
    doi = "10.18653/v1/2020.sigdial-1.40",
    pages = "329--338"
}