@misc{yan2025hsg12mlargescalespatialmultigraph,
      title={HSG-12M: A Large-Scale Spatial Multigraph Dataset}, 
      author={Xianquan Yan and Hakan Akgün and Kenji Kawaguchi and N. Duane Loh and Ching Hua Lee},
      year={2025},
      eprint={2506.08618},
      archivePrefix={arXiv},
      primaryClass={cs.LG},
      url={https://arxiv.org/abs/2506.08618}, 
}