@incollection {NIPS2003_AA33,
  author = " Charles Kemp and  Thomas L. Griffiths and  Sean Stromsten and  Joshua B. Tenenbaum",
  title = " Semi-Supervised Learning with Trees",
  booktitle = "Advances in Neural Information Processing Systems 16",
  editor = "Sebastian Thrun and Lawrence Saul and Bernhard {Sch\"{o}lkopf}",
  publisher = "MIT Press",
  address = "Cambridge, MA",
  year = "2004",
  keywords = "semi-supervised learning, trees, Bayesian learning, hierarchical clustering, partially labeled data",
  }