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Article: Geospatial Imagery
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- Encyclopedia of Espionage, Intelligence, andSecurity
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CopyrightCOPYRIGHT 2004 The Gale Group Inc. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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Geospatial Imagery
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WILLIAM C. HANEBERG
Geospatial imagery encompasses a wide range of graphical products that convey information about natural phenomena and human activities occurring on Earth's surface. The term can include color and panchromatic (black and white) aerial photographs, multispectral or hyperspectral digital imagery (including portions of the electromagnetic spectrum that lie beyond the range of human vision), and products such as shaded relief maps or three-dimensional images produced from digital elevation models. A related term, geospatial intelligence, describes the use of geospatial imagery for intelligence, security, or defense purposes.
The earliest ...