A large number of published datasets (or sources) that follow Linked Data principles is
currently available and this number grows rapidly. However, the major target of Linked Data …

During the nineties of the last century, historians and computer scientists created together a
research agenda around the life cycle of historical information. It comprised the tasks of …

An ontology typically provides a vocabulary describing a domain of interest and a
specification of the meaning of terms in that vocabulary. Depending on the precision of this …

Abstract With Linked Data, a very pragmatic approach towards achieving the vision of the
Semantic Web has gained some traction in the last years. The term Linked Data refers to a …

Ontology evolution aims at maintaining an ontology up to date with respect to changes in the
domain that it models or novel requirements of information systems that it enables. The …

Abstract Service robotics is an emerging application area for human-centered technologies.
The rise of household and personal assistance robots forecasts a human–robot …

Most existing RDF stores, which serve as metadata repositories on the Semantic Web, use
an RDBMS as a backend to manage RDF data. This motivates us to study the problem of …

Life science ontologies evolve frequently to meet new requirements or to better reflect the
current domain knowledge. The development and adaptation of large and complex …

This paper studies concept drift over time. We first define the meaning of a concept in terms
of intension, extension and label. Then we study concept drift over time using two theories …

We study the problem of evolution for Knowledge Bases (KBs) expressed in Description
Logics (DLs) of the DL− Lite family. DL− Lite is at the basis of OWL 2 QL, one of the tractable …