@inproceedings{ma-etal-2026-ar, title = "From {AR} to Diffusion: Efficiently Adapting Large Language Models with Strictly Causal and Elastic Horizons", author = "Ma, Xiangyu and Xiao, Teng and Li, Zuchao and Zhang, Lefei", 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.958/", pages = "20914--20927", ISBN = "979-8-89176-390-6" }