Grounded Dialogue Generation with Cross-encoding Re-ranker, Grounding Span Prediction, and Passage Dropout Kun Li author Tianhua Zhang author Liping Tang author Junan Li author Hongyuan Lu author Xixin Wu author Helen Meng 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 li-etal-2022-grounded 10.18653/v1/2022.dialdoc-1.13 https://aclanthology.org/2022.dialdoc-1.13/ 2022-05 123 129