CUED at ProbSum 2023: Hierarchical Ensemble of Summarization Models Potsawee Manakul author Yassir Fathullah author Adian Liusie author Vyas Raina author Vatsal Raina author Mark Gales author 2023-07 text Proceedings of the 22nd Workshop on Biomedical Natural Language Processing and BioNLP Shared Tasks Dina Demner-fushman editor Sophia Ananiadou editor Kevin Cohen editor Association for Computational Linguistics Toronto, Canada conference publication manakul-etal-2023-cued 10.18653/v1/2023.bionlp-1.51 https://aclanthology.org/2023.bionlp-1.51/ 2023-07 516 523