2025-05-28 · 111 citations · club pick
DexUMI: Using Human Hand as the Universal Manipulation Interface for Dexterous Manipulation
Mengda Xu, Han Zhang, Yifan Hou, Zhenjia Xu, Linxi Fan, Manuela Veloso, Shuran Song
No peer-reviewed venue on record yet. 111 citations, 5 of them influential, as of the last refresh.
Abstract
We present DexUMI - a data collection and policy learning framework that uses the human hand as the natural interface to transfer dexterous manipulation skills to various robot hands. DexUMI includes hardware and software adaptations to minimize the embodiment gap between the human hand and various robot hands. The hardware adaptation bridges the kinematics gap using a wearable hand exoskeleton. It allows direct haptic feedback in manipulation data collection and adapts human motion to feasible robot hand motion. The software adaptation bridges the visual gap by replacing the human hand in video data with high-fidelity robot hand inpainting. We demonstrate DexUMI's capabilities through comprehensive real-world experiments on two different dexterous robot hand hardware platforms, achieving an average task success rate of 86%.
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Figures worth putting on a slide
- Figure 1: DexUMI transfer dexterous human manipulation skills to various robot hand by using wearable exoskeletons and a data processing framework. We demonstrate DexUMI's capabili
- Figure 2: Exoskeleton Design. The optimized exoskeleton design shares the same joint-to-fingertip position mapping as the target robot hand while maintaining the wearability. The e
- Figure 3: Mechanism Optimization. To avoid thumb collision between human hand and exoskeleton, the hardware optimization step allows us to move the exoskeleton thumb backward while
- Figure 4: Bridging the Visual Gap. To convert the visual observation into policy training data, we first segment the exoskeleton using SAM2 (b) and inpaint the missing background (
- Figure 5: Policy Rollout: We evaluate DexUMI's capabilities across challenging real-world tasks. The Cube task tests basic picking precision. The Egg Carton task evaluates multi-fi
- Figure 6: Comparisons. a) The policy outputs relative hand actions yield more precise action and demonstrate better multi-finger coordination. Note, we draw a sketch for the knob c
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