Wei Lai Xiaodi Huang Ronald Wibowo Jiro Tanaka An On-Line Web Visualization System with Filtering and Clustering Graph. 11-17 2005 5 IEEE Intelligent Informatics Bulletin 1 http://www.comp.hkbu.edu.hk/~cib/2005/Jun/iib_vol5no1_article2.pdf db/journals/cib/cib5.html#LaiHWT05