GIS coaching for territorial management.
You could be surprised but, actually, there are two ways to cut rasters in ArcMap. The classical technique is the “raster clip” (“raster cutting”) tool in ArcToolbox. This has been the only procedure for a long…
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Following a previous article ( Start with Postgres / Postgis ), we will discuss an introduction to the administration of Postgres / postgis databases, the loading of a shapefile and the connection and loading of the…
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Decision processes are based on information from very diverse source and type. This information is used by the decision-makers to perform choices, i.e. to retain a certain number of entities and to exclude others. Let’s…
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Let’s reconsider our example regarding the towns ranking for the Finistère region according to the following two criteria: population and area. How to rank entities according to a single criterion To establish the fuzzy number allowing…
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In the two previous articles ( GIS and decision support (2): the crossing of two fuzzy criteria , and GIS and decision support (1): ranking with fuzzy numbers), we have discussed examples for using fuzzy logic…
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In this article we will discuss how to cross two fuzzy attributes, with a command that we put at your disposal. The “Flexible Aggregation” command allows the aggregation of two fuzzy criteria. The interface offers three…
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