@article{machinelearningtheclassificationof,
  title = {Machine-Learning the Classification of Spacetimes},
  author = {Yang-Hui He and Juan Manuel Pérez Ipiña},
  year = {2022},
  eprint = {2201.01644},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2201.01644v2},
}