@inproceedings{li-etal-2025-item, title = "Item Difficulty Modeling Using Fine-Tuned Small and Large Language Models", author = "Li, Ming and Jiao, Hong and Zhou, Tianyi and Zhang, Nan and Peters, Sydney and Lissitz, Robert W", editor = "Wilson, Joshua and Ormerod, Christopher and Beiting Parrish, Magdalen", booktitle = "Proceedings of the Artificial Intelligence in Measurement and Education Conference (AIME-Con): Coordinated Session Papers", month = oct, year = "2025", address = "Wyndham Grand Pittsburgh, Downtown, Pittsburgh, Pennsylvania, United States", publisher = "National Council on Measurement in Education (NCME)", url = "https://aclanthology.org/2025.aimecon-sessions.5/", pages = "48--55", ISBN = "979-8-218-84230-7" }