Interval set clustering of web users using modified Kohonen self-organizing maps based on the properties of rough sets.

Pawan Lingras Mofreh Hogo Miroslav Snorek Interval set clustering of web users using modified Kohonen self-organizing maps based on the properties of rough sets. 217-225 2004 2 Web Intelligence and Agent Systems 3 http://iospress.metapress.com/content/y4tyjguh2h18baxg/ db/journals/wias/wias2.html#LingrasHS04