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strategy to be implemented in the UK. In support of Mosaic, OSNI is currently (2006) building a GeoHub for the region, which will be able to host and connect to spatial data from multiple sources, permit a metadata (data about the data) search and, using thin client browser applications, via the
Internet, permit multiple data layers to be interrogated, connected, analysed, licensed, downloaded, uploaded and updated.
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Supporting the interconnectivity of
Geographical Information (GI) for the benefit of the Northern Ireland economy, society and administration was OSNI's primary purpose. In support of this, OSNI also provides the secretariat for Mosaic, the GI strategy for Northern Ireland, which is the first such
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in combination with pen (tablet) computers, so that the data is updated directly into the digital format. The photogrammetry (using flight-derived stereo imagery at high resolution) is also used to maintain height models of the
266:, OSNI and local authorities, and georeferences each address, as well as giving it a unique identifier. This allows spatial interrogation by customers of the >800,000 addresses in NI using computerised
247:(PRONI), to digitise the complete set of historical maps dating back to the 1830s. (The earliest comprehensive and accurately surveyed large scale mapping in the world). These are being
240:, 1:25,000 leisure maps, the 1:50,000 raster series, 1:250,000 Ireland North raster, street maps of the main conurbations, as well as paper derivatives of all the raster products.
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Starting in Spring 2006, OSNI's own full product range is available via a map-enabled e-commerce website at www.osni.gov.uk OSNI's surveying technology is based on both
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The vast majority of OSNI's income came from the licensing of its digital mapping data, which, because of the long history of mapping in
Ireland (see
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section maintains the positional reference system to millimetre precision and OSNI's ground stations allow high accuracy use of the
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OSNI also maintained the UK's only common address database, Pointer, which cross matches and validates the address data from the
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The
Ordnance Surveys of Northern Ireland, Great Britain and the Republic of Ireland share a common heritage: the British
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and/or mapping over such models for the purposes of fly-through or drive-through 3D visualisations. OSNI's
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mapping derived automatically from the L/S vector, 1:50,000 and 1:250,00 vectors, 1;10,000
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and are being annotated with points of interest from PRONI's archives.
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List of
Government departments and agencies in Northern Ireland
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having already taken place in May 1921 with the creation of
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216:(OSI) came into being slightly later, on 1 April 1922.
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55:. Unsourced material may be challenged and
245:Public Records Office of Northern Ireland
119:Learn how and when to remove this message
322:, the old coordinate system for Ireland.
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298:permits the draping of
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