@InProceedings{yu-EtAl:2013:NAACL-HLT,
  author    = {Yu, Mo  and  Zhao, Tiejun  and  Dong, Daxiang  and  Tian, Hao  and  Yu, Dianhai},
  title     = {Compound Embedding Features for Semi-supervised Learning},
  booktitle = {Proceedings of the 2013 Conference of the North American Chapter of the Association for Computational Linguistics: Human Language Technologies},
  month     = {June},
  year      = {2013},
  address   = {Atlanta, Georgia},
  publisher = {Association for Computational Linguistics},
  pages     = {563--568},
  url       = {http://www.aclweb.org/anthology/N13-1063}
}