@inproceedings{kim-etal-2025-speak, title = "When to Speak, When to Abstain: Contrastive Decoding with Abstention", author = "Kim, Hyuhng Joon and Kim, Youna and Lee, Sang-goo and Kim, Taeuk", editor = "Che, Wanxiang and Nabende, Joyce and Shutova, Ekaterina and Pilehvar, Mohammad Taher", booktitle = "Proceedings of the 63rd Annual Meeting of the Association for Computational Linguistics (Volume 1: Long Papers)", month = jul, year = "2025", address = "Vienna, Austria", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/acl25-workshop-ingestion/2025.acl-long.479/", pages = "9710--9730", ISBN = "979-8-89176-251-0" }