—Design and evaluation of groupware systems raise questions which do not have to be addressed in the context of single user systems. The designer has to take into account not onl...
This paper describes an access control method of the XML repository system, SAXOPHONE, which was implemented at Tokyo Metropolitan University. The main feature of our research is ...
We present a logic programming based dialogue system that enables the access in natural language to the heterogeneous external relational databases of the Évora University. The p...
Salvador Abreu, Paulo Quaresma, Luis Quintano, Ire...
: The development of complex access control architectures raises the problem of their management. In this article, we describe an architecture providing packet filters configuratio...
In description logics (DLs), concrete domains are used for defining concepts based on concrete qualities of their instances such as the weight, age, duration, and spatial extensio...