@inproceedings{chen-etal-2017-line, title = "On-line Dialogue Policy Learning with Companion Teaching", author = "Chen, Lu and Yang, Runzhe and Chang, Cheng and Ye, Zihao and Zhou, Xiang and Yu, Kai", editor = "Lapata, Mirella and Blunsom, Phil and Koller, Alexander", booktitle = "Proceedings of the 15th Conference of the {E}uropean Chapter of the Association for Computational Linguistics: Volume 2, Short Papers", month = apr, year = "2017", address = "Valencia, Spain", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/jlcl-multiple-ingestion/E17-2032/", pages = "198--204" }