Economy Infographics and Chart Design Elements Vector

Free Download Data Report vector, A data model in geographic information systems is a mathematical construct for representing geographic objects or surfaces as data.

For example, the vector data model represents geography as collections of points, lines, and polygons; the raster data model represent geography as cell matrixes that store numeric values;  and the TIN data model represents geography as sets of contiguous, non-overlapping triangles.


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