PLATO: Pre-trained Dialogue Generation Model with Discrete Latent Variable Siqi Bao author Huang He author Fan Wang author Hua Wu author Haifeng Wang author 2020-07 text Proceedings of the 58th Annual Meeting of the Association for Computational Linguistics Dan Jurafsky editor Joyce Chai editor Natalie Schluter editor Joel Tetreault editor Association for Computational Linguistics Online conference publication bao-etal-2020-plato 10.18653/v1/2020.acl-main.9 https://aclanthology.org/2020.acl-main.9/ 2020-07 85 96