@article{JMLR:v17:14-195,
  author  = {Krikamol Muandet and Bharath Sriperumbudur and Kenji Fukumizu and Arthur Gretton and Bernhard Schölkopf},
  title   = {Kernel Mean Shrinkage Estimators},
  journal = {Journal of Machine Learning Research},
  year    = {2016},
  volume  = {17},
  number  = {48},
  pages   = {1--41},
  url     = {http://jmlr.org/papers/v17/14-195.html}
}