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The Gripper Learned Its Own Surface Before Seeing the Object

GOAG introduces object features only at inference time and samples contacts from a learned representation of the hand.

Published Updated Story ID: mp-2026-08-23-008
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Summary

GOAG introduces object features only at inference time and samples contacts from a learned representation of the hand.

The generative planner starts from the geometric fact that gripper and object surfaces coincide at valid contacts, then models the contact distribution for a specific gripper without object-specific training data. The authors report an 86.93 percent average success rate on MultiDex objects plus simulated and real-world tests across multiple grippers; the claim remains tied to the reported protocols, not universal dexterity.

Why it matters

GOAG introduces object features only at inference time and samples contacts from a learned representation of the hand.

Limits and context

  • The authors report an 86.93 percent average success rate on MultiDex objects plus simulated and real-world tests across multiple grippers; the claim remains tied to the reported protocols, not universal dexterity.

Key claims

  1. GOAG introduces object features only at inference time and samples contacts from a learned representation of the hand.

    Qualification: The authors report an 86.93 percent average success rate on MultiDex objects plus simulated and real-world tests across multiple grippers; the claim remains tied to the reported protocols, not universal dexterity.

    Evidence: source-2026-08-23-008

Sources

  1. arXiv preprint 2608.19759arXiv · primary research

Corrections

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