This paper presents an ontology-based approach for web querying, using semantic metadata. We propose a query language based on ontologies and emphasize its ability to express appro...
Olivier Corby, Rose Dieng-Kuntz, Catherine Faron-Z...
This paper presents a formal approach based on the RTLOTOS formal description technique for the semantic verification of SMIL documents. The reachability analysis of RT-LOTOS spec...
Paulo Nazareno Maia Sampaio, C. A. S. Santos, Jean...
The diversity of spatial information systems promotes the need to integrate heterogeneous spatial or geographic information systems (GIS) in a cooperative environment. This paper ...
An approach to implementing deduction systems based on semantic tableaux is described; it works by compiling a graphical representation of a fully expanded tableaux into a program...
The derived data update problem involves the transformation of modifications of derived facts into corresponding changes to base facts and other derived facts. Using a database sc...