FreqCa: Accelerating Diffusion Models via Frequency-Aware Caching. - Jiacheng Liu; Peiliang Cai; Qinming Zhou; Yuqi Lin; Deyang Kong; Benhao Huang; Yupei Pan; Haowen Xu; Chang Zou; Junshu Tang; Shikang Zheng; Linfeng Zhang (CoRR, 2025)