@article{JMLR:v23:21-1232,
  author  = {Haoyuan Chen and Liang Ding and Rui Tuo},
  title   = {Kernel Packet: An Exact and Scalable Algorithm for Gaussian Process Regression with Matérn Correlations},
  journal = {Journal of Machine Learning Research},
  year    = {2022},
  volume  = {23},
  number  = {127},
  pages   = {1--32},
  url     = {http://jmlr.org/papers/v23/21-1232.html}
}