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Various ontologies developed in the framework of the Advanced Knowledge Technologies project. Includes a portal ontology.
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BPMO is an integrated information model including business process design, project management, requirements management, and business performance management.
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An index of more than 200 publicly available ontologies expressed in DAML.
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DOLCE is the first module of the WonderWeb Foundational Ontologies Library (WFOL).
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An OWL translation of the NCI Thesaurus, available for download (32 Mb) or online viewing.
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A selection of OWL ontologies usable in Protégé.
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An OWL publication of the ISO 19115 standard, from Drexel University.
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Provides access to controlled vocabularies for shared use across different domains, like MESH and Gene Ontology.
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OpenCyc is the open source version of the Cyc technology, the world's largest and most complete general knowledge base and commonsense reasoning engine.
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Several ontologies published by the Jet Propulsion Laboratory in OWL format. Includes Space, Units, Earth Realms, Phenomena, Physical Properties, Substances and Units.
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A free, formal ontology in first order logic with domain ontologies totalling 20,000 concepts and 60,000 axioms, with mappings to all of WordNet.
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Collection of terms and definitions relevant to business enterprises. Developed in the Enterprise Project by the Artificial Intelligence Applications Institute at the University of Edinburgh.
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A web-accessible ontology system with terms in English and French. A downloadable version is also available.
