Dietrich Wettschereck Alípio Jorge Steve Moyle Visualization and Evaluation Support of Knowledge Discovery through the Predictive Model Markup Language. 493-501 http://springerlink.metapress.com/openurl.asp?genre=article&issn=0302-9743&volume=2773&spage=493 2003 conf/kes/2003-1 KES db/conf/kes/kes2003-1.html#WettschereckJM03