@article{pisageneralizedphysicalinversionsolverfo,
  title = {PIS: A Generalized Physical Inversion Solver for Arbitrary Sparse Observations via Set Conditioned Flow Matching},
  author = {Weijie Yang and Xun Zhang and Simin Jiang and Yubao Zhou},
  year = {2025},
  eprint = {2512.13732},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2512.13732},
}