CONF Song_NEURIPS_2025/IDIAP Chain-of-Model Learning for Language Model Song, Kaitao Wang, Xiaohua Tan, Xu Jiang, Huiqiang Zhang, Chengruidong Shen, Yongliang Lu, Cen Li, Zihao Song, Zifan Shan, Caihua Wang, Yansen Ren, Kan Zheng, Xiaoqing Qin, Tao Yang, Yuqing Li, Dongsheng Qiu, Lili 39th Conference on Neural Information Processing Systems 2025