@article{pastaprimaryauxiliaryspatiotemporalnetwo,
  title = {PAST: A Primary-Auxiliary Spatio-Temporal Network for Traffic Time Series Imputation},
  author = {Hanwen Hu and Zimo Wen and Shiyou Qian and Jian Co},
  year = {2025},
  eprint = {2511.13414},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2511.13414},
}