@article{JMLR:v11:zhang10b,
  author  = {Zhihua Zhang and Guang Dai and Congfu Xu and Michael I. Jordan},
  title   = {Regularized Discriminant Analysis, Ridge Regression and Beyond},
  journal = {Journal of Machine Learning Research},
  year    = {2010},
  volume  = {11},
  number  = {76},
  pages   = {2199--2228},
  url     = {http://jmlr.org/papers/v11/zhang10b.html}
}