@inproceedings{KDD-2009-ChenCBT,
	author        = "Minmin Chen and Yixin Chen and Michael R. Brent and Aaron E. Tenney",
	booktitle     = "{Proceedings of the 15th International Conference on Knowledge Discovery and Data Mining}",
	doi           = "10.1145/1557019.1557046",
	isbn          = "978-1-60558-495-9",
	pages         = "189--198",
	publisher     = "{ACM}",
	title         = "{Constrained optimization for validation-guided conditional random field learning}",
	year          = 2009,
}