Abstract. In this paper we describe the OnEQL system, a query engine that implements optimization techniques and evaluation strategies to speed up the evaluation time of querying a...
Current Web Engineering methods develop "closed" web applications from conceptual models. This fact makes difficult the integration and the interoperability of different ...
Victoria Torres, Joan Fons, Oscar Asensi, Vicente ...
Started in the beginning of 2001, the Semantic Web is regarded by many as the next generation of the Web. Ontology languages are the building blocks of Semantic Web as they provid...
Jin Song Dong, Yuzhang Feng, Yuan-Fang Li, Jun Sun...
An important issue for the Semantic Web is how to combine open-world ontology languages with closed-world (non-monotonic) rule paradigms. Several proposals for hybrid languages all...
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...