@inproceedings{SIGIR-2002-JinSHC,
	author        = "Rong Jin and Luo Si and Alexander G. Hauptmann and James P. Callan",
	booktitle     = "{Proceedings of the 25th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/564376.564473",
	pages         = "419--420",
	publisher     = "{ACM}",
	title         = "{Language model for IR using collection information}",
	year          = 2002,
}