The value of any kind of data is greatly enhanced when it exists in a form that allows it to be
integrated with other data. One approach to integration is through the annotation of multiple …

Research on ontologies is becoming widespread in the biomedical informatics community.
At the same time, it has become apparent that the challenges of properly constructing and …

Description logics (DLs) have a long tradition in computer science and knowledge
representation, being designed so that domain knowledge can be described and so that …

An introduction to the field of applied ontology with examples derived particularly from
biomedicine, covering theoretical components, design practices, and practical applications …

To enhance the treatment of relations in biomedical ontologies we advance a methodology
for providing consistent and unambiguous formal definitions of the relational expressions …

Existing annotation paradigms rely on controlled vocabularies, where each data instance is
classified into one term from a predefined set of controlled vocabularies. This paradigm …

Since 2002 we have been testing and refining a methodology for ontology development that
is now being used by multiple groups of researchers in different life science domains. Gary …

Recent years have seen rapid progress in the development of ontologies as semantic
models intended to capture and represent aspects of the real world. There is, however, great …

We present a formal Arabic wordnet built on the basis of a carefully designed ontology
hereby referred to as the Arabic Ontology. The ontology provides a formal representation of …

Abstract Simple Knowledge Organization System (SKOS) provides a data model and
vocabulary for expressing Knowledge Organization Systems (KOSs) such as thesauri and …