@inproceedings{qi-etal-2025-midpo, title = "{M}id{PO}: Dual Preference Optimization for Safety and Helpfulness in Large Language Models via a Mixture of Experts Framework", author = "Qi, Yupeng and Lyu, Ziyu and Yang, Min and Wang, Yanlin and Bai, Lu and Cui, Lixin", editor = "Christodoulopoulos, Christos and Chakraborty, Tanmoy and Rose, Carolyn and Peng, Violet", booktitle = "Findings of the Association for Computational Linguistics: EMNLP 2025", month = nov, year = "2025", address = "Suzhou, China", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2025.findings-emnlp.1037/", pages = "19044--19066", ISBN = "979-8-89176-335-7" }