@inproceedings { SZS+13, title = {Improving projection-based data analysis by feature space transformations}, booktitle = {In Proceedings of VDA 2013}, year = {2013}, author = {Schaefer, Matthias and Zhang, Leishi and Schreck, Tobias and Tatu, Andrada and Lee, John A. and Verleysen, Michel and Keim, Daniel A.} }