Intelligent information processing and web intelligent : Proceedings of the international IIS : IIPWM'04 Conference held in Zakopane, Poland, May 17-20, 2004 ; Mieczyslaw A. Klopotek, Slawomir T. Wierzchon, Krzysztof Trojanowski (Eds.). - Mieczyslaw, Klopotek; Trojanowski, Krzysztof; Wierzchon, Slawomir T. (Springer, 2004)