Summ^N: A Multi-Stage Summarization Framework for Long Input Dialogues and Documents Yusen Zhang author Ansong Ni author Ziming Mao author Chen Henry Wu author Chenguang Zhu author Budhaditya Deb author Ahmed Awadallah author Dragomir Radev author Rui Zhang author 2022-05 text Proceedings of the 60th Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Smaranda Muresan editor Preslav Nakov editor Aline Villavicencio editor Association for Computational Linguistics Dublin, Ireland conference publication zhang-etal-2022-summn 10.18653/v1/2022.acl-long.112 https://aclanthology.org/2022.acl-long.112/ 2022-05 1592 1604