A thematic map is a type of map or chart especially designed to show a particular theme connected with a specific geographic area.

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PostGIS Unknown colormap keyword

I'm working with thematic maps with ST_ColorMap function smoothly until I try to create my own thematic map(colormap). WITH canvas AS ( SELECT ST_Raster( ...
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Setting border-style to 'no pen' using QgsGraduatedSymbolRendererV2

I am developing a QGIS plugin that, after a series of inputs, will produce a thematic map using the QgsGraduatedSymbolRendererV2. Because the polygon are very small, the boarders make it such that ...
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Appropriate reference system for small-scale mapping of the Middle East

I want to create a thematic map of the Middle East that displays certain historic places and regions on a small-scale map (between 1:6.000.0000 and 1:12.000.000). The map has to center the boundary ...
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Map Info: Thematic Mapping Symbols part printing

I have produced a series of thematic maps for graduated housing figures, using a symbol which I customized, in three different tables displayed in a layout. This looks fine in the map window, ...
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Creating prisme in thematics, Mapinfo

Long ago I made some prisme-maps in MI after running the steps in thematic-map with the grit-setup. Now it seems impossible,(the function is greyed out). What determines when able to make a ...
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Is it possible to automatically create categories with mapserver?

I have a mapfile connecting to a postgres/postgis database. To create a thematic map I can set a class item and a number of classes, for example: CLASSITEM "aantal" CLASS NAME "0" ...