@article{datainvariantstounderstandunsupervised,
  title = {Data Invariants to Understand Unsupervised Out-of-Distribution Detection},
  author = {Lars Doorenbos and Raphael Sznitman and Pablo Márquez-Neila},
  year = {2021},
  eprint = {2111.13362},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2111.13362v2},
}