The number of vertical search engines and portals has rapidly increased over the last years, making the importance of a topic-driven (focused) crawler evident. In this paper, we de...
In our experiences building systems that use Semantic Web technologies, we have often identified a requirement for a consistent way to associate data values with standard units. We...
Abstract. Ontologies constitute an approach for knowledge representation that can be shared establishing a shared vocabulary for different applications and are also the backbone of...
Inner classes in object-oriented languages play a role similar to nested function definitions in functional languages, allowing an object to export other objects with direct acces...
A proposal is presented for a standard ontology language defined as ElPub/SciX Ontology, based on the content of a web digital library of conference proceedings. This content, i.e...