@inproceedings{aratedistortionapproachforsemi,
  title = {A Rate Distortion Approach for Semi-Supervised Conditional Random Fields},
  author = {Yang Wang and Gholamreza Haffari and Shaojun Wang and Greg Mori},
  year = {2009},
  booktitle = {NeurIPS 2009 12},
  url = {http://papers.nips.cc/paper/3754-a-rate-distortion-approach-for-semi-supervised-conditional-random-fields},
}