@inproceedings{dong-etal-2026-tracing, title = "Tracing Query Expansion Effects through Sparse Autoencoder Features", author = "Dong, Fangan and Shi, Weiran and Xu, Zhiwei and Ge, Xuri and He, Ben and Xin, Xin and Chen, Zhumin and Zhou, Ying", editor = "Lee, Hung-Yi and Dev, Sunipa and Li, Jessy and Elliott, Desmond", booktitle = "Findings of the {A}ssociation for {C}omputational {L}inguistics: {EMNLP} 2026", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.findings-emnlp.1152/", pages = "24390--24406", ISBN = "979-8-89176-462-0" }