Unverified50% confidenceOpinionExact time
Degrees of freedom is a commonly used metric in traditional robotics for describing hand dexterity, but it cannot fully reflect actual operational capability.
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50%
Confidence
Long-term
Relevance
10/29/2026
First Seen
Sources
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Unverified第一视角数据存在动作与机器人本体之间的具身鸿沟（embodiment gap），因为人手有五根手指、27个自由度，而机器人可能只是单自由度的两指夹爪72% similarUnverifiedJoint limits refer to the range of angles each robot joint is allowed to move through, usually determined by the mechanical structure; a policy may learn to exploit joint limits as hard support to help it stand.71% similar
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