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Graphics
Ordnance Survey
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OS maintains a definitive mapping data of Great Britain (used
by the public and private sector)
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Integrates different, semantically diverse sources of data
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Develops general ontologies (eg, Hydrology, Administrative
Geography, Buildings and Places, etc) to bridge differences
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Efficient queries via the ontology (or directly in RDF)
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Advantages include efficient data integration, data
repurposing, better quality control and classification