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Author: Atilio Francois

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GIS and decision support (7): a tool to create fuzzy qualitative criteria with ArcMap

In a previous article, GIS and Decision Support (3): A tool for creating fuzzy criteria with ArcMap , we have seen a tool for transforming numeric attribute into a soft attribute (fuzzy number). In this article…

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GIS and Decision Support (6): Theoretical Fundamentals (Part 2)

  This article is the direct continuation of the: GIS and decision support (5): Theoretical Fundamentals (Part 1) Aggregation example. We consider the aggregation of the criterion “bathymetry” as it is shown in Figure 2, and…

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GIS and Decision Support (5): Theoretical Fundamentals (Part 1)

In the previous series of articles we have discussed examples of application for the Boolean and fuzzy logic, as well as two commands for ArcGis allowing the application of fuzzy logic to geographic information. We will…

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Model Builder: Migrating to ArcGis Pro

The ArcGIS Pro ModelBuilder is very similar to ModelBuilder in the other ArcGIS Desktop applications. The model diagram view is similar, and you build the models by adding data and geoprocessing tools by connecting them to…

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GIS and decision support (8): aggregation of uneven relevance criteria

We have discussed how to aggregate two or more criteria as part of a geographical objects ranking ( GIS and decision support (4): a tool for aggregating fuzzy criteria  with ArcMap ). The method employee requires…

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The Geoserver Explorer plugin for QGis ( 2): limitations

Continuing the following article: The Geoserver Explorer plugin QGis (1) installation and configuration, we will discuss the limitations of the plugin. Limitations of the plugin Here is a list of limitations and problems likely to come…

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Recent articles

  • Fuzzy logic and GIS (1/2): an alternative to all-or-nothing for geographic analysis
  • Exporting a QGIS layout to SVG: uses, limitations, and solutions
  • Associating points with their municipality or zone: simple spatial joins with MMQGIS
  • Geocoding place names and finding an address from GPS coordinates with QGIS + MMQGIS
  • Work or train independently: create a portable QGIS environment

Recent comments

  1. Atilio Francois on How to develop an application with pgrouting in Windows (1)25 August 2025

    You're right — since 2019 Geofabrik no longer provides plain `.osm` files, only the compressed `.osm.pbf` format. The tool **osm2pgrouting**…

  2. Simon on How to develop an application with pgrouting in Windows (1)25 August 2025

    The osm downloads don't appear to be available, just osm.pfb And osm2pgrouting on Windows doesn't like pbf "not well formed…

  3. Arno on Portable version of QGis 3.32.021 August 2025

    I just want to thank you. It works.

  4. Atilio Francois on Portable version of QGis 3.32.015 May 2025

    What is the link between the qgis update and the portable version? A portable version cannot be updated; it must…

  5. Hugo on Portable version of QGis 3.32.014 May 2025

    For me, the error message complaining that qgis_app.dll is missing started appearing following the most recent QGIS update.

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