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cs.RO2026
SparseNav: Instruction-conditioned Sparse Semantic Perception for Training-Free Vision-Language Navigation
Quanhua Chen, Juhan Kang, Runfeng Lin +5
Map-based vision-language navigation (VLN) relies on persistent spatial representations to connect language understanding with geometric planning. However, acquiring semantics beyo…
cs.RO2023
Learning to Initialize Trajectory Optimization for Vision-Based Autonomous Flight in Unknown Environments
Yicheng Chen, Jinjie Li, Wenyuan Qin +3
Autonomous flight in unknown environments requires precise spatial and temporal trajectory planning, often involving computationally expensive nonconvex optimization prone to local…