Less is Enough: Training-Free Video Diffusion Acceleration via Runtime-Adaptive Caching. - Xin Zhou 013; Dingkang Liang; Kaijin Chen; Tianrui Feng; Xiwu Chen; Hongkai Lin; Yikang Ding; Feiyang Tan; Hengshuang Zhao; Xiang Bai (CoRR, 2025)