Towards Proprioception-Aware Embodied Planning for Dual-Arm Humanoid Robots

Fuente: arXiv
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Main Authors: Li, Boyu, He, Siyuan, Xu, Hang, Yuan, Haoqi, Xu, Xinrun, Zang, Yu, Hu, Liwei, Yue, Junpeng, Jiang, Zhenxiong, Hu, Pengbo, Karlsson, Börje F., Tang, Yehui, Lu, Zongqing
Format: Preprint
Published: 2025
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author Li, Boyu
He, Siyuan
Xu, Hang
Yuan, Haoqi
Xu, Xinrun
Zang, Yu
Hu, Liwei
Yue, Junpeng
Jiang, Zhenxiong
Hu, Pengbo
Karlsson, Börje F.
Tang, Yehui
Lu, Zongqing
author_facet Li, Boyu
He, Siyuan
Xu, Hang
Yuan, Haoqi
Xu, Xinrun
Zang, Yu
Hu, Liwei
Yue, Junpeng
Jiang, Zhenxiong
Hu, Pengbo
Karlsson, Börje F.
Tang, Yehui
Lu, Zongqing
contents In recent years, Multimodal Large Language Models (MLLMs) have demonstrated the ability to serve as high-level planners, enabling robots to follow complex human instructions. However, their effectiveness, especially in long-horizon tasks involving dual-arm humanoid robots, remains limited. This limitation arises from two main challenges: (i) the absence of simulation platforms that systematically support task evaluation and data collection for humanoid robots, and (ii) the insufficient embodiment awareness of current MLLMs, which hinders reasoning about dual-arm selection logic and body positions during planning. To address these issues, we present DualTHOR, a new dual-arm humanoid simulator, with continuous transition and a contingency mechanism. Building on this platform, we propose Proprio-MLLM, a model that enhances embodiment awareness by incorporating proprioceptive information with motion-based position embedding and a cross-spatial encoder. Experiments show that, while existing MLLMs struggle in this environment, Proprio-MLLM achieves an average improvement of 19.75% in planning performance. Our work provides both an essential simulation platform and an effective model to advance embodied intelligence in humanoid robotics. The code is available at https://anonymous.4open.science/r/DualTHOR-5F3B.
format Preprint
id arxiv_https___arxiv_org_abs_2510_07882
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Towards Proprioception-Aware Embodied Planning for Dual-Arm Humanoid Robots
Li, Boyu
He, Siyuan
Xu, Hang
Yuan, Haoqi
Xu, Xinrun
Zang, Yu
Hu, Liwei
Yue, Junpeng
Jiang, Zhenxiong
Hu, Pengbo
Karlsson, Börje F.
Tang, Yehui
Lu, Zongqing
Robotics
In recent years, Multimodal Large Language Models (MLLMs) have demonstrated the ability to serve as high-level planners, enabling robots to follow complex human instructions. However, their effectiveness, especially in long-horizon tasks involving dual-arm humanoid robots, remains limited. This limitation arises from two main challenges: (i) the absence of simulation platforms that systematically support task evaluation and data collection for humanoid robots, and (ii) the insufficient embodiment awareness of current MLLMs, which hinders reasoning about dual-arm selection logic and body positions during planning. To address these issues, we present DualTHOR, a new dual-arm humanoid simulator, with continuous transition and a contingency mechanism. Building on this platform, we propose Proprio-MLLM, a model that enhances embodiment awareness by incorporating proprioceptive information with motion-based position embedding and a cross-spatial encoder. Experiments show that, while existing MLLMs struggle in this environment, Proprio-MLLM achieves an average improvement of 19.75% in planning performance. Our work provides both an essential simulation platform and an effective model to advance embodied intelligence in humanoid robotics. The code is available at https://anonymous.4open.science/r/DualTHOR-5F3B.
title Towards Proprioception-Aware Embodied Planning for Dual-Arm Humanoid Robots
topic Robotics
url https://arxiv.org/abs/2510.07882