@inproceedings{song-liao-2026-proactiveengine, title = "{P}roactive{E}ngine: Proactive Learning with Lifelong Memory via World Models", author = "Song, Python and Liao, Xiaoying", 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.1652/", pages = "37567--37580", ISBN = "979-8-89176-459-0" }