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NGA is a member of the National System for Geospatial Intelligence (NSG) and the larger Allied System for Geospatial Intelligence (ASG), which includes close allies Canada, the United Kingdom, Australia, and New Zealand. [29] The U.S. and those four nations also form the Five Eyes intelligence alliance. [51]
A de facto definition of geospatial intelligence, which is more reflective of the broad international nature of the discipline, is vastly different from the de jure definition expressed in U.S. Code. This de facto definition is: Geospatial Intelligence is a field of knowledge, a process, and a profession.
Geographic information systems (GIS) play a constantly evolving role in geospatial intelligence (GEOINT) and United States national security.These technologies allow a user to efficiently manage, analyze, and produce geospatial data, to combine GEOINT with other forms of intelligence collection, and to perform highly developed analysis and visual production of geospatial data.
The United States Army Geospatial Intelligence Battalion (GEOINT Battalion or AGB), previously known as the 3rd Military Intelligence Center, is a military intelligence battalion specializing in the production and exploitation of geospatial intelligence (GEOINT), and the only operational military command at the National Geospatial-Intelligence Agency (NGA). [1]
The NGA provides the models in two formats: as the series of numerical coefficients to the spherical harmonics which define the model, or a dataset giving the geoid height at each coordinate at a given resolution.
DTED is a standard National Geospatial-Intelligence Agency (NGA) product that provides medium resolution, quantitative data in a digital format for military system applications that require terrain elevation.
The GEOnet Names Server (GNS), sometimes also referred to in official documentation as Geographic Names Data [1] or geonames [2] in domain and email addresses, is a service that provides access to the United States National Geospatial-Intelligence Agency's (NGA) and the US Board on Geographic Names's (BGN) database of geographic feature names and locations for locations outside the US.
The Aeronautical Information Exchange Model (AIXM) is designed to enable the management and distribution of Aeronautical Information Services (AIS) data in digital format. AIXM is based on Geography Markup Language (GML) and is one of the GML Application Schemas which is applicable for the Aeronautical domain.