Ontologies, as sets of concepts and their interrelations in a specific domain, have proven to
be a useful tool in the areas of digital libraries, the semantic web, and personalized …

The Semantic Web relies heavily on formal ontologies to structure data for comprehensive
and transportable machine understanding. Thus, the proliferation of ontologies factors …

This paper discusses issues concerning the augmentation of thesaurus relationships, in light
of new application possibilities for retrieval. We first discuss a case study that explored the …

The proliferation of heterogeneous data sources in many application contexts brings an
urgent need for expressive and efficient data integration mechanisms. There are strong …

Data visualisation assists domain experts in understanding their data and helps them make
critical decisions. Enhancing their cognitive insight essentially relies on the capability of …

Metadata interoperability is a fundamental requirement for access to information within
networked knowledge organization systems. The Harmony international digital library …

Ontologies, as knowledge engineering tools, allow information to be modelled in ways
resembling to those used by the human brain, and may be very useful in the context of …

Effective information retrieval (IR) using domain knowledge and semantics is one of the
major challenges in IR. We propose a framework that can facilitate image retrieval based on …

Government information is considered to be essential for any organization's business
transactions, decision making, or information rendering to citizens. However, the public …

Abstract The OASIS (Ontologically Augmented Spatial Information System) project explores
terminology systems for thematic and spatial access in digital library applications. A …