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arXiv 2604.18484cs.CVcs.MMcs.RO

XEmbodied:一种具有增强几何和物理线索的大型规模具身环境基础模型

XEmbodied: A Foundation Model with Enhanced Geometric and Physical Cues for Large-Scale Embodied Environments

Tsinghua University(清华大学);Automotive and Robotics, Xiaomi Corporation(小鹏汽车与机器人部,小鹏科技);National University of Singapore(新加坡国立大学);McGill University(麦吉尔大学);University of Wisconsin–Madison(威斯康星大学麦迪逊分校)
Kangan Qian, ChuChu Xie, Yang Zhong, Jingrui Pang, Siwen Jiao, Sicong Jiang, Zilin Huang, Yunlong Wang, Kun Jiang, Mengmeng Yang, Hao Ye, Guanghao Zhang, Hangju… 展开作者

Kangan Qian, ChuChu Xie, Yang Zhong, Jingrui Pang, Siwen Jiao, Sicong Jiang, Zilin Huang, Yunlong Wang, Kun Jiang, Mengmeng Yang, Hao Ye, Guanghao Zhang, Hangjun Ye, Guang Chen, Long Chen, Diange Yang

AI总结:

XEmbodied通过整合3D几何表示和物理线索,提升视觉-语言-动作模型在大规模具身环境中的空间推理和语义理解能力,其在18个公开基准测试中表现出色。

摘要:

XEmbodied通过整合3D几何表示和物理线索,提升视觉-语言-动作模型在大规模具身环境中的空间推理和语义理解能力,其在18个公开基准测试中表现出色。

英文摘要:

Vision-Language-Action (VLA) models drive next-generation autonomous systems, but training them requires scalable, high-quality annotations from complex environments. Current cloud pipelines rely on generic vision-language models (VLMs) that lack geometric reasoning and domain semantics due to their 2D image-text pretraining. To address this mismatch, we propose XEmbodied, a cloud-side foundation model that endows VLMs with intrinsic 3D geometric awareness and interaction with physical cues (e.g., occupancy grids, 3D boxes). Instead of treating geometry as auxiliary input, XEmbodied integrates geometric representations via a structured 3D Adapter and distills physical signals into context tokens using an Efficient Image-Embodied Adapter. Through progressive domain curriculum and reinforcement learning post-training, XEmbodied preserves general capabilities while demonstrating robust performance across 18 public benchmarks. It significantly improves spatial reasoning, traffic semantics, embodied affordance, and out-of-distribution generalization for large-scale scenario mining and embodied VQA.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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