arxivcs.RO2026-07-18
Token-Wise Latent Streaming from Slow Reasoners to Fast Planners for Dynamic Vision Language Navigation
Tianshuai Hu, Yangyi Zhong, Zeying Gong, Lingdong Kong, Xiaodong Mei, Guoyang Zhao, et al.
Vision-Language Navigation in dynamic, human-centric environments exposes a fundamental tension: linguistic reasoning is slow and deliberative, whereas safe, socially compliant planning should be instant and reactive. The resulting observation staleness is safety-critical: a mane…