Mutual Information Alleviates Hallucinations in Abstractive Summarization Liam van der Poel author Ryan Cotterell author Clara Meister author 2022-12 text Proceedings of the 2022 Conference on Empirical Methods in Natural Language Processing Yoav Goldberg editor Zornitsa Kozareva editor Yue Zhang editor Association for Computational Linguistics Abu Dhabi, United Arab Emirates conference publication van-der-poel-etal-2022-mutual 10.18653/v1/2022.emnlp-main.399 https://aclanthology.org/2022.emnlp-main.399/ 2022-12 5956 5965