Prototypical Reward Network for Data-Efficient RLHF Jinghan Zhang author Xiting Wang author Yiqiao Jin author Changyu Chen author Xinhao Zhang author Kunpeng Liu author 2024-08 text Proceedings of the 62nd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Lun-Wei Ku editor Andre Martins editor Vivek Srikumar editor Association for Computational Linguistics Bangkok, Thailand conference publication zhang-etal-2024-prototypical 10.18653/v1/2024.acl-long.748 https://aclanthology.org/2024.acl-long.748/ 2024-08 13871 13884