@inproceedings{yao-etal-2026-densemixer, title = "{D}ense{M}ixer: Improving {M}o{E} Post-Training via Precise Router Gradient", author = "Yao, Feng and Cui, Junxia and Zhang, Ruohan and Liu, Liyuan and Hao, Shibo and Zhang, Li and Dong, Chengyu and Zhi, Churan and Wang, Shuohang and Shen, Yelong and Gao, Jianfeng and Shang, Jingbo", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Proceedings of the 2026 Conference on Empirical Methods in Natural Language Processing", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.emnlp-main.1682/", pages = "38287--38298", ISBN = "979-8-89176-459-0" }