@inproceedings{CIKM-2009-CaoCYX,
	author        = "Huanhuan Cao and Enhong Chen and Jie Yang and Hui Xiong",
	booktitle     = "{Proceedings of the 18th ACM International Conference on Information and Knowledge Management}",
	doi           = "10.1145/1645953.1646112",
	isbn          = "978-1-60558-512-3",
	pages         = "1257--1266",
	publisher     = "{ACM}",
	title         = "{Enhancing recommender systems under volatile userinterest drifts}",
	year          = 2009,
}