@inproceedings{yang-etal-2026-reasoning, title = "Which Reasoning Trajectories Teach Students to Reason Better? A Simple Metric of Informative Alignment", author = "Yang, Yuming and Lai, Mingyoung and Zhao, Wanxu and Fan, Xiaoran and Xi, Zhiheng and Wu, Mingqi and Huang, Chiyue and Zhao, Jun and Lv, Haijun and Tong, Jian and Zhou, Yunhua and Zou, Yicheng and Guo, Qipeng and Gui, Tao and Zhang, Qi and Huang, Xuanjing", editor = "Liakata, Maria and Moreira, Viviane P. and Zhang, Jiajun and Jurgens, David", booktitle = "Proceedings of the 64th Annual Meeting of the {A}ssociation for {C}omputational {L}inguistics (Volume 1: Long Papers)", month = jul, year = "2026", address = "San Diego, California, United States", publisher = "Association for Computational Linguistics", url = "https://preview.aclanthology.org/ingest-acl/2026.acl-long.1950/", pages = "42123--42150", ISBN = "979-8-89176-390-6" }