@inproceedings{bae-etal-2026-hive, title = "{H}i{V}e: Beyond Static Prompts for Multitask Learning via Hierarchy-based Vertical Mixture-of-Experts", author = "Bae, Hyeonjik and Kim, Minyeol and Yoon, Susik", 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.1951/", pages = "44376--44391", ISBN = "979-8-89176-459-0" }