@article{stepdiffspatiotemporalphysicsinformeddif,
  title = {STeP-Diff: Spatio-Temporal Physics-Informed Diffusion Models for Mobile Fine-Grained Pollution Forecasting},
  author = {Nan Zhou and Weijie Hong and Huandong Wang and Jianfeng Zheng and Qiuhua Wang and Yali Song and Xiao-Ping Zhang and Yong Li and Xinlei Chen},
  year = {2025},
  eprint = {2512.04385},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2512.04385},
}