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cs.CV2026
StageVLN: Spatial and Trajectory Auxiliary Guidance for Efficient Vision-Language Navigation
Anh Dao, Quan-Dung Pham, Le Danh Vinh +6
Vision-and-Language Navigation (VLN) policies increasingly benefit from strong semantic priors provided by large vision-language models (VLMs). However, standard action supervision…
cs.CV2026
OpenBelief-Nav: Evidence-Preserving Object Memory for Open-Vocabulary Language-Guided Navigation
Dinh Tuan Nguyen, Anh Dao, Phuong Nam Dang +4
Open-vocabulary 3D scene graphs provide compact semantic memory for language-guided navigation, but mapped objects are often exposed through a single fused feature or committed sem…