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20 June 2018

GML application schema toolbox for QGIS released in version 1.2

We have been involved in the development of a plugin for QGIS that should help lighten the overall effort needed to use INSPIRE data streams using Free and Open Source Software for GIS. The GML data format has the ability to encode what is called “Complex Features“, defined by the OGC standard. It consists in
12 June 2018

Tempus 2.6 is out

We are still working at improving Tempus, our multimodal route planner. We recently published a new major version, that has been funded by Cerema, DRIEA and IFSTTAR, and we would like to share the recent changes that have been made to the project. Isochrone computation The core engine is now able to compute multimodal isochrone
1 June 2018

“QGZ” – A new default project file format for QGIS

Last year we had the opportunity to implement ‘.QGZ’ as  anew variant of  the QGIS 3 project file format. This is simply a zipped container for the QGS xml file. We took benefit of that container to store the auxiliary storage database into it – only if users choose that optional format though. In classical
23 May 2018

Pointcloud talk at the FOSS4G-fr conference

The Oslandia team was massively present at the great FOSS4G-fr conference that was held last week near Paris. One of the talks we gave was about Pointcloud, the PostgreSQL extension for storing point cloud data (a.k.a. LiDAR data), and LOPoCS, a lightweight server for streaming point clouds from PostgreSQL. If you want to know more about
7 May 2018

Deeposlandia 0.4 has been released!

On a previous article published on this blog, we introduced our work dedicated to convolutional neural network. We are now happy to announce the 0.4 release of this R&D project! What’s new? Until the last released version (0.3.2), neural networks were built with the TensorFlow library. The major modification comes with the transition to the
3 May 2018

Docker images for QGIS

With support from Orange we’ve created Docker images for QGIS. All the material for building and running these images is open-source and freely available on GitHub: https://github.com/Oslandia/docker-qgis. The docker-qgis repository includes two Docker images: qgis-build and qgis-exec. The qgis-build image includes all the libraries and tools necessary for building QGIS from source. Building QGIS requires installing
26 February 2018

QGIS 3.0 has been released

We are very pleased to convey the announcement of the  QGIS 3.0 major release called “Girona”. The whole QGIS community has been working hard on so many changes for the last two years. This version is a major step in the evolution of QGIS. There are a lot of features, and many changes to the
23 February 2018

Database migrations and Pum

At Oslandia we often need to deal with database migrations. So it’s an important topic to us. And it should be an important topic to anyone maintaining databases in production. First of all I want to mention a good series of articles by K. Scott Allen on the philosophy and practice of database migrations and
30 January 2018

Predict bike availability at bike sharing stations

In a previous article, we described the clustering of bike sharing stations in two french cities, i.e. Bordeaux and Lyon. We saw that geospatial clustering is interesting to understand city organization. Results were especially impressive for the Lyon data set. Here we propose to continue the effort about bike sharing system description by attempting to
12 January 2018

Best wishes for 2018

Happy new year 2018 The whole team at Oslandia sends you its best wishes for this new year, full of serenity and freedom. 2017 has been an important year for our company, with a change in ownership and management, growth of the team, and new internal organization. This allows us to foresee next years with
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