@inproceedings{KDD-2008-LingD,
	author        = "Charles X. Ling and Jun Du",
	booktitle     = "{Proceedings of the 14th International Conference on Knowledge Discovery and Data Mining}",
	doi           = "10.1145/1401890.1401950",
	isbn          = "978-1-60558-193-4",
	pages         = "480--487",
	publisher     = "{ACM}",
	title         = "{Active learning with direct query construction}",
	year          = 2008,
}