Knowledge discovery in databases: PKDD 2003 : 7th European Conference on Principles and Practice of Knowledge Discovery in Databases, Cavtat-Dubrovnik, Croatia, September 22 - 26, 2003. Nada Lavrač ... (ed.) - Lavrač, Nada (Herausgeber); PKDD (7 : 2003 : Cavtat) (Lecture notes in computer science, 2003)