ResearchResearch paperRobotics & Embodied AI1 source · Oct 11, 2026

Embodiment-Aware Inference-Time Search for Human Reaction Selection in Humanoid Retargeting

In this work, we propose an inference-time reaction search framework that leverages stochastic sampling from a generative reaction model and jointly considers reaction quality and humanoid embodiment feasibility.

Key points

  • Training humanoid robots to learn human behaviors requires expensive data collection, and human-robot interaction data can be even more difficult and costly to collect.
  • Training a specialized reaction model for each humanoid embodiment can also be time-consuming and resource-intensive.
  • Human-to-humanoid motion retargeting provides a more scalable alternative, allowing human-human reaction data to serve as a common motion representation for different humanoid embodiments.
  • Experimental results demonstrate that the proposed framework maintains overall human reaction quality while improving the feasibility of retargeted humanoid reactions across different embodiments.

Sources (1)

  • [1]Embodiment-Aware Inference-Time Search for Human Reaction Selection in Humanoid Retargeting
    arXiv (AI, ML, NLP, CV, robotics, multi-agent) · Oct 11, 02:09 AM
    In this work, we propose an inference-time reaction search framework that leverages stochastic sampling from a generative reaction model and jointly considers reaction quality and humanoid embodiment feasibility.
    Training humanoid robots to learn human behaviors requires expensive data collection, and human-robot interaction data can be even more difficult and costly to collect.

Extractive summary: sentences quoted from the sources.

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