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arXiv 2602.18424cs.CVcs.RO

CapNav:基于能力条件的室内导航基准测试

CapNav: Benchmarking Vision Language Models on Capability-conditioned Indoor Navigation

University of Washington(华盛顿大学);University of California, Santa Cruz(加州大学圣克鲁兹分校)

Xia Su, Ruiqi Chen, Benlin Liu, Jingwei Ma, Zonglin Di, Ranjay Krishna, Jon Froehlich

AI总结:

CapNav基准测试评估VLMs在不同移动约束下室内导航能力,发现其性能随约束增加而下降,且先进模型仍难以处理空间推理任务。

摘要:

视觉-语言模型(VLMs)在视觉-语言导航(VLN)中表现出显著进展,为导航决策提供了新的可能性,可能对机器人平台和人类用户都有益处。然而,现实中的导航本质上受到智能体移动约束的条件限制。例如,扫地机器人无法穿越楼梯,而四足机器人可以。我们引入了能力条件导航(CapNav),这是一个旨在评估VLMs在给定智能体特定物理和操作能力下导航复杂室内空间的能力的基准测试。CapNav定义了五个代表性的机器人和人类智能体,每个都描述了物理尺寸、移动能力和环境交互能力。CapNav提供了45个现实的室内场景、473个导航任务和2365个问答对,以测试VLMs是否能够基于智能体能力穿越室内环境。我们评估了13种现代VLMs,并发现当前VLMs的导航性能在移动约束收紧时急剧下降,且即使最先进的模型也难以处理需要空间维度推理的障碍物类型。我们最后讨论了能力感知导航的意义以及未来VLMs在增强具身空间推理方面的机遇。该基准测试可在https://github.com/makeabilitylab/CapNav上获取。

英文摘要:

Vision-Language Models (VLMs) have shown remarkable progress in Vision-Language Navigation (VLN), offering new possibilities for navigation decision-making that could benefit both robotic platforms and human users. However, real-world navigation is inherently conditioned by the agent's mobility constraints. For example, a sweeping robot cannot traverse stairs, while a quadruped can. We introduce Capability-Conditioned Navigation (CapNav), a benchmark designed to evaluate how well VLMs can navigate complex indoor spaces given an agent's specific physical and operational capabilities. CapNav defines five representative human and robot agents, each described with physical dimensions, mobility capabilities, and environmental interaction abilities. CapNav provides 45 real-world indoor scenes, 473 navigation tasks, and 2365 QA pairs to test if VLMs can traverse indoor environments based on agent capabilities. We evaluate 13 modern VLMs and find that current VLM's navigation performance drops sharply as mobility constraints tighten, and that even state-of-the-art models struggle with obstacle types that require reasoning on spatial dimensions. We conclude by discussing the implications for capability-aware navigation and the opportunities for advancing embodied spatial reasoning in future VLMs. The benchmark is available at https://github.com/makeabilitylab/CapNav

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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