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This article presents the semantic portal MUSEUMFINLAND for publishing heterogeneous museum collections on the Semantic Web. It is shown how museums with their semantically rich and interrelated collection content can create a large, consolidated semantic collection portal together on the web. By sharing a set of ontologies, it is possible to make(More)
We present a national ontology development and service framework being developed in Finland in 2003-2007. The framework is based on a set of related core ontologies, most notably on a national upper ontology based on the commonly used Finnish General Thesaurus YSA maintained by the National Library of Finland. The framework implements three ontology(More)
Museum collections contain large amounts of data and semantically rich, mutually interrelated metadatain heterogeneous databases. The publication of museum collections on the web is therefore a very promising application domain for semantic web techniques. We present a semantic web portal called MuseumFinland - Finnish Museums on the Semantic(More)
We present a national ontology library development framework ONKI under development in Finland. ONKI's main goal is to support collaborative development and re-use of interdependent ontologies. It features change management and versioning of ontologies as well as a browser component which provides the ontology search and utilization services as Web Services.
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