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arXiv · Computer Vision· Chengfeng Han, Baole Ai, Xianlu Bian, Jie Yao, Zilong Huang, Ang Wang, Dandan Ding·· 4 hr agoAI score25

iCATS:基于交互感知稀疏注意力与时间步自适应稀疏度的快速视频生成

iCATS: Fast Video Generation via Interaction-Aware Sparse Attention and Timestep-Adaptive Sparsity

AI brief

iCATS 是一种免训练稀疏注意力加速方案,用于 Diffusion Transformers(DiTs),通过基于 query-key 点积交互的重要性估计、SNR 引导的稀疏度调度和 tail-merging 硬件执行策略提升效率与质量平衡。

Source: arXiv · Computer Vision · arxiv.org