Author:Abbas, FJ; Van der Vyver, AG; Marais, Mario ADate:Nov 2013The Digital Doorway is a computerized machine that was implemented in areas populated by disadvantaged communities throughout South Africa to promote computer literacy within these communities. Understanding the progress and satisfaction of ...Read more
Author:Britz, K; Casini, G; Meyer, T; Varzinczak, IDate:Jul 2013We extend the Description Logic ALC with preferential role restrictions as class constructs, and argue that preferential universal restriction represents a defeasible version of standard universal restriction. The resulting DL is more expressive ...Read more