Linear Combination of Saved Checkpoints Makes Consistency and Diffusion Models Better - Liu, Enshu; Zhu, Junyi; Lin, Zinan; Ning, Xuefei; Wang, Shuaiqi; Blaschko, Matthew; Yekhanin, Sergey; Yan, Shengen; Dai, Guohao; Yang, Huazhong; Wang, Yu (International Conference on Learning Representations, 2025)