Author

Run-Tian Zheng

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Preprint Sep 2026

C$^2$Nav: Compare Before You Commit for Zero-Shot Vision-and-Language Navigation

This work instantiates a complementary model-robot interface: the VLM compares controller-constructed alternatives, while geometry, thresholds, action magnitude, and execution remain on the physical side in C2Nav, a training-free framework with three coordinated faculties.

Run-Tian Zheng, Cong-Peng Zhang, Ying Liu · 1 citation