@article{JMLR:v20:17-517,
  author  = {Shusen Wang and Alex Gittens and Michael W. Mahoney},
  title   = {Scalable Kernel K-Means Clustering with Nystrom Approximation: Relative-Error Bounds},
  journal = {Journal of Machine Learning Research},
  year    = {2019},
  volume  = {20},
  number  = {12},
  pages   = {1--49},
  url     = {http://jmlr.org/papers/v20/17-517.html}
}