@article{onlinenaturalgradientasakalmanfilter,
  title = {Online Natural Gradient as a Kalman Filter},
  author = {Yann Ollivier},
  year = {2017},
  eprint = {1703.00209},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1703.00209v3},
}