@inproceedings{SIGMOD-2002-Aggarwal,
	author        = "Charu C. Aggarwal",
	booktitle     = "{Proceedings of the 20th ACM SIGMOD International Conference on Management of Data}",
	doi           = "10.1145/564691.564743",
	isbn          = "1-58113-497-5",
	pages         = "452--463",
	publisher     = "{ACM}",
	title         = "{Hierarchical subspace sampling: a unified framework for high dimensional data reduction, selectivity estimation and nearest neighbor search}",
	year          = 2002,
}