The purpose of this presentation was to help conference attendees gain sufficient experience of working with OWL and tools (e.g., the Swoop ontology editor/browser) to [...]
This S5 format slideshow details the changes made to the query language in SPARQL 1.1- it is not a basic introduction to SPARQL and assumes [...]
This video lecture starts with an overview of the requirements for defining and using ontologies on the Web. It then outlines the main concepts and [...]
This site introduces ontologies and the Semantic Web, with an emphasis on how ontologies are defined and used for applications. There are about about thirty [...]
Discussion of RDFS, focusing on how classes and properties allow one to make inferences about resources. Covers axiomatic triples and inferencing from subproperties. Also discusses [...]
This blog post from "Voyages of the Semantic Enterprise" discusses the following issues and invites feedback: The SKOS-XL extension to the W3Cs SKOS standard for [...]
The speaker discusses the meaning of the word "ontology" in the context of computer science before focusing on how to select a relevant ontology for [...]
This paper proposes a solution for migrating an RDBMS into an appropriate structure for the Semantic Web (i.e., RDF). The solution takes an existing RDBMS [...]
Mapping relational data to RDF is an important task for the development of the Semantic Web. To this end, the W3C has recently released a [...]
The author argues that simple algorithms for automatically mapping relational data to RDF are wasteful and inefficient. Instead, mapping can be significantly improved by using [...]