DMOZ is the largest human-edited topic ontology available on the Web. This article studies the structural properties of the DMOZ graph. A number of global and local properties of this graph and the subgraphs resulting from ...

Topic ontologies or Web Directories consist of large collections of links to websites,arranged by topic in different categories. The structure of these ontologies is typically not at, since there are hierarchical and ...

This text focuses on mediation in the perspective of the Ontology of Social Being and also as a central category in educational activities. Understood in this way, mediation becomes central to Didactics. The mediation and ...

The practice of using ontology to understand a field of study through the analysis of keywords was not found to have been documented, and a five-step method is therefore presented to generate ontologies of keywords: data ...

The role that ontologies play or can play in designing and employing semantic technologies has been widely acknowledged by the Semantic Web and Linked Data communities. But the level of collaboration between these communities ...