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Lane-Level Navigation

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Amap Tech
Amap Tech
Sep 5, 2023 · Artificial Intelligence

Lane‑Level Navigation Simulation: Road Scene Strategy Engine and Vehicle‑Behavior Modeling

Amap’s lane‑level navigation simulation combines a road‑scene strategy engine—using modified ant‑colony optimization to efficiently cover national and city road networks—with a vehicle‑behavior engine that plans lane‑change paths via Dijkstra and models realistic speed profiles through reaction and curvature intervals, enabling custom high‑precision testing while cutting road‑test costs.

Lane-Level Navigationant colony optimizationdynamic speed modeling
0 likes · 14 min read
Lane‑Level Navigation Simulation: Road Scene Strategy Engine and Vehicle‑Behavior Modeling
Amap Tech
Amap Tech
Sep 24, 2020 · Artificial Intelligence

AR & Lane-Level Navigation Technology Evolution and Practice

In a 2020 Cloud Expo session, Alibaba Amap’s senior map expert Wang Qianwei detailed the evolution and practice of AR‑enabled lane‑level navigation, explaining how real‑time visual perception, cloud‑integrated high‑precision positioning (including MT‑SLAM) and fine‑grained 3‑D road models combine to deliver video‑augmented guidance, lane‑change alerts and traffic‑light status with roughly 30 cm accuracy.

AR navigationLane-Level NavigationSLAM
0 likes · 9 min read
AR & Lane-Level Navigation Technology Evolution and Practice