@article{optimalityofspectralclusteringfor,
  title = {Optimality of Spectral Clustering in the Gaussian Mixture Model},
  author = {Matthias Löffler and Anderson Y. Zhang and Harrison H. Zhou},
  year = {2019},
  eprint = {1911.00538},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1911.00538v2},
}