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Sponsored Artificial Intelligence: A Modern Approach, Global Edition Artificial Intelligence: A Modern Approach, Global Edition

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Run-Feng Lin

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Preprint Sep 2026

SparseNav: Instruction-conditioned Sparse Semantic Perception for Training-Free Vision-Language Navigation

Map-based vision-language navigation (VLN) relies on persistent spatial representations to connect language understanding with geometric planning. However, acquiring semantics beyond the needs of the current instruction can introduce unnecessary perception cost and irrelevant annotations. Continuously accumulating unre...

Quan-Hua Chen, Ju-Han Kang, Run-Feng Lin et al. · 0 citations

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