Preprint
Aug 2026
RoadWeaver: Large-Scale Lane-Level HD Map Generation from Scratch for Autonomous Driving Simulation
RoadWeaver is presented, a coarse-to-fine framework for from-scratch generation of diverse, large-scale HD maps, which first synthesizes a global road layout, expands it into a connected road network, and then constructs lane-level geometry with topologically consistent lane connectivity.
Yue-Yuan Li, Zexi Chen, Weijie Xi et al.
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