Prefix-Tuning: Optimizing Continuous Prompts for Generation Xiang Lisa Li author Percy Liang author 2021-08 text Proceedings of the 59th Annual Meeting of the Association for Computational Linguistics and the 11th International Joint Conference on Natural Language Processing (Volume 1: Long Papers) Chengqing Zong editor Fei Xia editor Wenjie Li editor Roberto Navigli editor Association for Computational Linguistics Online conference publication li-liang-2021-prefix 10.18653/v1/2021.acl-long.353 https://aclanthology.org/2021.acl-long.353/ 2021-08 4582 4597