Principles of Data Mining and Knowledge Discovery 4th European Conference, PKDD, 2000, Lyon, France, September 13-16, 2000 Proceedings - Zighed, Djamel A.; Zighed, Djamel A.; Komorowski, Jan; Komorowski, Jan; Zytkow, Jan; Zytkow, Jan (Springer Berlin Heidelberg : Imprint: Springer, 2000)