Unverified50% confidenceFactExact time
现代视觉-语言-动作(VLA)策略(如 ACT、Diffusion Policy、π0)不再逐步查询动作,而是一次前向传播生成未来 H 步的动作序列(chunk),再开环执行其中长度为 L 的前缀后重新查询。
1
Sources
50%
Confidence
Long-term
Relevance
10/12/2026
First Seen
Sources
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