@incollection{NIPS2005_867,
 author = {Zhengdong {Lu} and Todd {Leen}},
 title = {Semi-supervised Learning with Penalized Probabilistic Clustering},
 booktitle = {Advances in Neural Information Processing Systems 17},
 editor = {Lawrence K. Saul and Yair Weiss and {L\'{e}on} Bottou},
 publisher = {MIT Press},
 address = {Cambridge, MA},
 pages = {849-856},
 year = {2005},
 original = "0849_867.PDF",

}