%0 Conference Paper %1 esterdbscan98 %A Ester, Martin %A Kriegel, Hans-Peter %A Sander, Jörg %A Xu, Xiaowei %B Proceedings of the Second International Conference on Knowledge Discovery and Data Mining (KDD-96) %D 1996 %E Simoudis, Evangelos %E Han, Jiawei %E Fayyad, Usama M. %I AAAI Press %K clustering density %P 226-231 %T A Density-Based Algorithm for Discovering Clusters in Large Spatial Databases with Noise