@article{improvedanalysisofspectralalgorithmfor,
  title = {Improved Analysis of Spectral Algorithm for Clustering},
  author = {Tomohiko Mizutani},
  year = {2019},
  eprint = {1912.02997},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/1912.02997v3},
}