The definition of new concepts or roles for which extensional knowledge become available can turn out to be necessary to make a DL ontology evolve. In this paper we reformulate thi...
In this paper1 we introduce eXtensible MetaGrammar, a system that facilitates the development of tree based grammars. This system includes both (1) a formal language adapted to th...
In this article, we are presenting a semantic annotation tool for Arabic texts with a strategy adapted to the automatic location of reported information. The method used is that o...
Motasem Alrahabi, Amr Helmy Ibrahim, Jean-Pierre D...
: This paper presents evidence from a survey that was carried out to investigate the age influence on the needs and preferences of mobile phone owners. The impact of mobile phone a...
Abstract In distance learning the lack of direct communication between teachers and learners makes it difficult to provide direct assistance to students while they are solving the...