@conference {knorr2001robust,
	title = {Robust space transformations for distance-based operations},
	booktitle = {Proceedings of the seventh ACM SIGKDD international conference on Knowledge discovery and data mining},
	year = {2001},
	pages = {126{\textendash}135},
	publisher = {ACM},
	organization = {ACM},
	author = {Knorr, Edwin M and Ng, Raymond T and Zamar, Ruben H}
}
