Tan, Zhouxing, Hanlin Xue, Yulong Wan, Ruochong Xiong, Xu Chu, Xiang Li, and Junfei Liu. 2026. “Efficient Transcoder Adaptation for Fine-Tuned Models: Revealing Medical Reasoning Mechanisms in Large Language Models”. Proceedings of the AAAI Conference on Artificial Intelligence 40 (39):33196-204. https://doi.org/10.1609/aaai.v40i39.40604.