@inproceedings{xu-etal-2026-unsupervised, title = "Unsupervised Post-Training of Foundation Models: A Survey", author = "Xu, Yijie and Cai, Qianyi and Yao, Huizai and Wang, Yili and Wang, Tianfu and Yang, Cehao and Yao, Xingbo and Guo, Zhiyu and Liu, Aiwei and Hu, Xuming and Guo, Weiyu and Xiong, Hui", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.2044/", pages = "43485--43504", ISBN = "979-8-89176-462-0" }