Language and Task Arithmetic with Parameter-Efficient Layers for Zero-Shot Summarization Alexandra Chronopoulou author Jonas Pfeiffer author Joshua Maynez author Xinyi Wang author Sebastian Ruder author Priyanka Agrawal author 2024-11 text Proceedings of the Fourth Workshop on Multilingual Representation Learning (MRL 2024) Jonne Sälevä editor Abraham Owodunni editor Association for Computational Linguistics Miami, Florida, USA conference publication chronopoulou-etal-2024-language 10.18653/v1/2024.mrl-1.7 https://aclanthology.org/2024.mrl-1.7/ 2024-11 114 126