@inproceedings{menon-ekbal-2026-far, title = "How Far Do {SAE} Features Persist Across {LLM} Layers? An Empirical Study with an {FFN} Pruning Application", author = "Menon, Vaishakh Sreekanth and Ekbal, Asif", editor = "Arad, Dana and Belinkov, Yonatan and Chen, Hanjie and Feldhus, Nils and Mueller, Aaron and Mohebbi, Hosein and Sarti, Gabriele and Tutek, Martin", booktitle = "Proceedings of the 9th {B}lackbox{NLP} Workshop: Analyzing and Interpreting Neural Networks for {NLP}", month = oct, year = "2026", address = "Budapest, Hungary", publisher = "Association for Computational Linguistics", url = "https://aclanthology.org/2026.blackboxnlp-1.13/", pages = "189--200", ISBN = "979-8-89176-476-7" }