@inproceedings{xu-etal-2026-longds, title = "{L}ong{DS}-Bench: On the Failure of Long-Horizon Agentic Data Analysis", author = "Xu, Kewei and Lu, Xiaoben and Qiao, Shuofei and Ding, Zihan and Xu, Haoming and Liang, Lei and Zhang, Ningyu", 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.584/", pages = "13351--13383", ISBN = "979-8-89176-459-0" }