@article{JMLR:v9:bartlett08a,
  author  = {Peter L. Bartlett and Marten H. Wegkamp},
  title   = {Classification with a Reject Option using a Hinge Loss},
  journal = {Journal of Machine Learning Research},
  year    = {2008},
  volume  = {9},
  number  = {59},
  pages   = {1823--1840},
  url     = {http://jmlr.org/papers/v9/bartlett08a.html}
}