@article{JMLR:v6:boulle05a,
  author  = {Marc Boull{{\'e}}},
  title   = {A Bayes Optimal Approach for Partitioning the Values of Categorical Attributes},
  journal = {Journal of Machine Learning Research},
  year    = {2005},
  volume  = {6},
  number  = {49},
  pages   = {1431--1452},
  url     = {http://jmlr.org/papers/v6/boulle05a.html}
}