@inproceedings{ICML-2011-LiZ,
	author        = "Yu-Feng Li and Zhi-Hua Zhou",
	booktitle     = "{Proceedings of the 28th International Conference on Machine Learning}",
	pages         = "1081--1088",
	publisher     = "{Omnipress}",
	title         = "{Towards Making Unlabeled Data Never Hurt}",
	year          = 2011,
}