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Author: Atilio Francois

10 November 202510 November 2025 Atilio Francois No Comments
  • Images

Using S2DR3 in Google Colab for coral research in Mauritius

Following on from the article “How to increase the resolution of Sentinel 2 images from 10 to 1m,” let’s look at a concrete example of how to use it. Work plan Step 1: Prepare the environment…

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3 November 202529 October 2025 Atilio Francois No Comments
  • Images

How to increase the resolution of Sentinel 2 images from 10 to 1 meter

First of all, let’s give credit where credit is due! I discovered this technique thanks to Franz’s blog, which I invite you to explore if you speak Spanish. To process Sentinel 2 images, we will use…

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27 October 202525 October 2025 Atilio Francois No Comments
  • Logique floue
  • Plugin

Fuzzy aggregation of two raster layers with FuzzyAttributes V2

After the two articles on converting a raster to fuzzy values: We will sees dans cet article comment agréger deux rasters flous en prenant en compte la subjectivité de l’utilisateur. Settings window In the FuzzyAttributes plugin…

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20 October 202519 October 2025 Atilio Francois No Comments
  • Plugin
  • QGis

Converting a class raster to a fuzzy raster in QGIS

In some cases, the data is not continuous (altitude, slope, distance, etc.), but discrete, i.e., consisting of classes. Each pixel then corresponds to a category: a soil type, land use, risk level, etc. These “categorical” rasters…

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13 October 202514 October 2025 Atilio Francois No Comments
  • Plugin
  • QGis

Converting a raster into fuzzy values with FuzzyAttributes V2

Version 2 of FuzzyAttributes extends the plugin’s capabilities by directly integrating fuzzy transformation of rasters, in addition to vector attributes and text → fuzzy mapping. This allows you to work on continuous data (e.g., indices, altitudes,…

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6 October 202514 October 2025 Atilio Francois No Comments
  • Plugin
  • QGis

Consultation and negotiation: the contribution of fuzzy logic

Consultation and negotiation: understanding, dialogue, building together In regional, environmental, or development projects, decisions can no longer be imposed unilaterally. Stakeholders—whether citizens, institutions, businesses, or associations—expect to be listened to, consulted, and involved. Two approaches are…

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  1. Atilio Francois on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    Thank you for your feedback and for reporting these issues. The errors and the missing Processing functionality that you observed…

  2. Andrea on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    I've downloaded today the 7z file from https://www.sigterritoires.fr/QGis4.0Lite, then unarchived it and then launched launch_qgis_portable.bat: various errors occurs https://dcmnt.eu/pad/#/2/pad/view/-6FZXEyJYV4SyZmDWWE4XW6M7l-1JGp0V67X4tBTdjg/embed/ and…

  3. Andrea on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation5 June 2026

    It's not clear what are exactly the components that are missing in the "QGIS portable – lightweight version". Could you…

  4. Ed on Portable version of QGis 3.44.0 – Updated Version with Python Fixes and Authentication Support2 June 2026

    Thank you for your service to the community! Please know that you are greatly appreciated! We prefer using the Long…

  5. SERGIO SEBASTIAN VERDU on [EN]Portable QGIS 4.0 for Windows – Download and use QGIS without installation27 May 2026

    Hi Atilio, I'm very interested in downloading these versions of QGIS, but I've tried several times and the download never…

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