告别龟速视频生成！Meta AdaCache 算法实现 4.7 倍加速，成本狂降！
生成高质量、时间连续的视频需要大量的计算资源，尤其是对于较长的时间跨度而言。最新的扩散Transformer 模型（DiTs）虽然在视频生成方面取得了显著进展，但由于其依赖于更大的模型和更复杂的注意力机制，导致推理速度较慢，反而加剧了这一挑战。为了解决这个问题，Meta AI 的研究人员提出了一种名为 AdaCache 的免训练方法来加速视频 DiTs。AdaCache 的核心思想是基于“并非所有视频都相同”这一事实，这意味着某些视频比其他视频需要更少的去噪步骤即可达到合理的质量。 基于此，该方
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