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GlobalMapNet: An Online Framework for Vectorized Global HD Map Construction

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arxiv 2409.10063 v2 pith:4RCJPTAD submitted 2024-09-16 cs.CV cs.AIcs.RO

GlobalMapNet: An Online Framework for Vectorized Global HD Map Construction

classification cs.CV cs.AIcs.RO
keywords globalmapsonlineconstructionframeworkglobalmapnetvectorizedcrowdsourcing
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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High-definition (HD) maps are essential for autonomous driving systems. Traditionally, an expensive and labor-intensive pipeline is implemented to construct HD maps, which is limited in scalability. In recent years, crowdsourcing and online mapping have emerged as two alternative methods, but they have limitations respectively. In this paper, we provide a novel methodology, namely global map construction, to perform direct generation of vectorized global maps, combining the benefits of crowdsourcing and online mapping. We introduce GlobalMapNet, the first online framework for vectorized global HD map construction, which updates and utilizes a global map on the ego vehicle. To generate the global map from scratch, we propose GlobalMapBuilder to match and merge local maps continuously. We design a new algorithm, Map NMS, to remove duplicate map elements and produce a clean map. We also propose GlobalMapFusion to aggregate historical map information, improving consistency of prediction. We examine GlobalMapNet on two widely recognized datasets, Argoverse2 and nuScenes, showing that our framework is capable of generating globally consistent results.

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Cited by 4 Pith papers

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  1. HGeo-TopoMap: Boosting Topological Mapping with Hierarchical Geometric Priors

    cs.CV 2026-07 conditional novelty 6.0

    HGeo-TopoMap injects explicit road-structure maps and implicit geometric relations into a DETR-style detector, improving top-down centerline mapping and topology reasoning on OpenLane-V2.

  2. The Road Ahead in Autonomous Driving: The KITScenes Multimodal Dataset

    cs.CV 2026-06 unverdicted novelty 6.0

    KITScenes Multimodal presents a new multimodal autonomous driving dataset with complete HD maps and four benchmarks for spatial learning tasks including online map construction and end-to-end driving.

  3. OpenVO: Open-World Visual Odometry with Temporal Dynamics Awareness

    cs.CV 2026-02 unverdicted novelty 6.0

    OpenVO estimates ego-motion from monocular dashcam footage with varying observation rates and uncalibrated cameras by encoding temporal dynamics in a two-frame regression framework and using 3D priors from foundation ...

  4. Creating Impactful Autonomous Driving Datasets: A Strategic Guide from Research Gap to Benchmark

    cs.CV 2026-07 unverdicted novelty 5.0

    A framework for creating impactful autonomous driving datasets is presented, starting with gap diagnosis between data and evaluation problems and selecting minimal operators, demonstrated with the KITScenes dataset.