@inproceedings{SIGIR-2001-ZhangC,
	author        = "Yi Zhang and James P. Callan",
	booktitle     = "{Proceedings of the 24th International ACM SIGIR Conference on Research and Development in Information Retrieval}",
	doi           = "10.1145/383952.384012",
	isbn          = "1-58113-331-6",
	pages         = "294--302",
	publisher     = "{ACM}",
	title         = "{Maximum Likelihood Estimation for Filtering Thresholds}",
	year          = 2001,
}