Ontology visualization and instance matches confirmation

Joining multiple ontologies with the purpose of connecting existing knowledge can be done with the help of ontology matching tools. Part of this process involves establishing links between instances of classes from the paired ontologies. This process, referred to as instance matching, is done by algorithms that automatically generate the links...

RDF Gears, a data integration framework for the Semantic Web

This thesis describes the design and implementation of RDF Gears, a data integration framework for the Semantic Web. The RDF Gears Language combines the Semantic Web technologies with the Nested Relational Algebra. It provides an expressive Domain Specific Language for the development of workflows integrating RDF data with other sources. It...