Improving Multiple Documents Grounded Goal-Oriented Dialog Systems via Diverse Knowledge Enhanced Pretrained Language Model Yunah Jang author Dongryeol Lee author Hyung Joo Park author Taegwan Kang author Hwanhee Lee author Hyunkyung Bae author Kyomin Jung author 2022-05 text Proceedings of the Second DialDoc Workshop on Document-grounded Dialogue and Conversational Question Answering Song Feng editor Hui Wan editor Caixia Yuan editor Han Yu editor Association for Computational Linguistics Dublin, Ireland conference publication jang-etal-2022-improving 10.18653/v1/2022.dialdoc-1.15 https://aclanthology.org/2022.dialdoc-1.15/ 2022-05 136 141