@article{objectiveprobabilisticandgeneralizednois,
  title = {Objective, Probabilistic, and Generalized Noise Level Dependent Classifications of sets of more or less 2D Periodic Images into Plane Symmetry Groups},
  author = {Andrew Dempsey and Peter Moeck},
  year = {2020},
  eprint = {2009.08539},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2009.08539v2},
}