@INPROCEEDINGS{cheng12ecml,
  author = {Weiwei Cheng and Eyke H\"ullermeier},
  title = {Probability estimation for multi-class classification based on label ranking},
  booktitle = {LNAI 7524 Machine Learning and Knowledge Discovery in Databases: ECML PKDD 2012},
  year = {2012},
  pages = {83--98},
  publisher = {Springer},
  editor = {Peter Flach and Tijl De Bie and Nello Cristianini},
  address = {Bristol, UK},
  month = {September}
}