Geographic Information Systems: An Introduction
Background and history; the essential elements of a GIS; an overview; data structures; data acquisition; preprocessing; data management; manipulatioin and analysis; product generation; remote sensing and GIS; practical matters; applications; looking toward the future.
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Background and History
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accuracy accuracy and precision aerial algorithm analysis applications arc-node boundaries calculate cartographic characteristics codes color common complex consider contour lines convert coordinate system data layer data structure data values database management system derived determine developed digitizing tablet disk display distance Earth Earth's surface elements elevation errors estimate example field Figure film format functions geographic information system geometric graphic imagery important input interpolation kinds land land-cover line segments manipulation map projection measurements meters multispectral nodes operations original output photographs pixel polygon preprocessing problem procedures quadtree raster array raster cell raster data raster dataset records rectification region remote sensing remotely sensed data run-length encoded sampling satellite scale sensor spatial data spatial objects specified spectral storage stored tape techniques thematic types U.S. Geological Survey Universal Transverse Mercator variables vector data structures