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Author

Xiao-Song Zhang

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Preprint Sep 2026

VerNav: Verifier-First Low-Latency Vision-and-Language Navigation

Vision-and-Language Navigation (VLN) requires an agent to navigate through unseen 3D environments according to natural-language instructions. Explicit reasoning can improve instruction understanding and semantic grounding, but autoregressive generation at every step accumulates large decision-stage latency over multi-s...

Zhi-Xin Wang, Chengzheyi Yao, Le-Yuan Liu et al. · 0 citations

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