Geographic information systems: an introduction, Part 21
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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Brief Contents 1 Introduction
Background and History
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accuracy and precision aerial algorithm analysis applications arc-node boundaries brieﬂy calculate cartographic Chapter characteristics classiﬁcation codes color common complex contour contour lines convert data layer data structure data values database management system deﬁned derived developed difﬁcult digitizing tablet discussed disk display distance Earth Earth’s surface efﬁcient elements elevation example ﬁeld Figure ﬁle ﬁlm ﬁlter ﬁnal ﬁnd ﬁrst functions geographic information system geometric graphic identiﬁed input interpolation kinds land land-cover line segments map projection meters multispectral nodes operations output photographs pixel polygon preprocessing problem procedures quadtree raster array raster cell raster data raster dataset records rectiﬁcation reﬂectance region remote sensing remotely sensed data sampling satellite scale sensor signiﬁcant spatial data spatial objects speciﬁc spectral storage stored tape techniques thematic U.S. Geological Survey Universal Transverse Mercator users variables vector data structures