@incollection {NIPS2003_AA69,
  author = " Rajat Raina and  Yirong Shen and  Andrew Y. Ng and  Andrew McCallum",
  title = " Classification with Hybrid Generative/Discriminative Models",
  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 = "text categorization, generative models, discriminative models, combined classifiers, Bayesian models",
  }