Contrastive Decoding: Open-ended Text Generation as Optimization Xiang Lisa Li author Ari Holtzman author Daniel Fried author Percy Liang author Jason Eisner author Tatsunori Hashimoto author Luke Zettlemoyer author Mike Lewis author 2023-07 text Proceedings of the 61st Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers) Anna Rogers editor Jordan Boyd-Graber editor Naoaki Okazaki editor Association for Computational Linguistics Toronto, Canada conference publication li-etal-2023-contrastive 10.18653/v1/2023.acl-long.687 https://aclanthology.org/2023.acl-long.687/ 2023-07 12286 12312