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Expert Update ÇÆÌÇÄÇ Á Ä Æ ÁÆ ÊÁÆ ËÌ Ì Ç ÌÀ ÊÌ ×ÙÒ ÓÒ ÓÑ Þ¹È Ö Þ Facultad de Informéatica …

Ontologies were developed in Artificial Intelligence to facilitate knowledge sharing and
reuse. Since the beginning of the nineties ontologies have become a popular research topic …

We review the use on ontologies for the integration of heterogeneous information sources.
Based on an in-depth evaluation of existing approaches to this problem we discuss how …

Abstract The Visual Notation for OWL Ontologies (VOWL) is a well-specified visual language
for the user-oriented representation of ontologies. It defines graphical depictions for most …

Ontologies and problem-solving methods are promising candidates for reuse in Knowledge
Engineering. Ontologies define domain knowledge at a generic level, while problem-solving …

The use of methodologies in software and knowledge engineering is very extensive due to
their important advantages. In the case of the development of ontologies, until now, several …

The Internet presents numerous sources of useful information—telephone directories,
product catalogs, stock quotes, event listings, etc. Recently, many systems have been built …

Abstract The World Wide Web (WWW) can be viewed as the largest multimedia database
that has ever existed. However, its support for query answering and automated inference is …

Currently computers are changing from single isolated devices into entry points into a
worldwide network of information exchange and business transactions. Support in data …

This paper presents TRIPLE, a layered and modular rule language for the Semantic Web [1].
TRIPLE is based on Horn logic and borrows many basic features from F-Logic [11] but is …