March 30, 2025
by chris
2 Comments
English version based on automatic translation with deepl. The last few days I was at the FOSSGIS conference again for the first time since many years. And I would like to share a few impressions on various topics here. Talk … Continue reading
March 14, 2025
by chris
1 Comment
I am happy to announce the availability of the next extension of my Musaicum satellite image mosaic series. The Musaicum images are a series of regional satellite image mosaics based on Sentinel-2 data started in 2023 that are produced to … Continue reading
February 6, 2025
by chris
1 Comment
After the larger regional Musaicum satellite image mosaics of Europe and West Asia this further extension of coverage of my Musaicum satellite image mosaic series probably does not look very significant. But it represents a milestone in several aspects i … Continue reading
July 21, 2024
by chris
1 Comment
In my announcement of the Green Marble 4 global satellite image mosaic i mentioned that i am moving to a 32 bit per channel color representation in processing of the data. I here want to explain the background of this … Continue reading
July 20, 2024
by chris
0 comments
I am happy to announce another update of my global satellite image mosaic – the Green Marble. Version 4 of the Green Marble does not differ as much visually from its predecessors as version 2 and 3 since it continues … Continue reading
July 17, 2024
by chris
3 Comments
Five years ago i wrote about the 15th anniversary of OSM and my outlook into the next fifteen years. We now have the 20th anniversary. This is a bit early to review my predictions (with merely 1/3 of the time … Continue reading
January 15, 2024
by chris
1 Comment
Back in July i introduced the Musaicum EU-plus – a 10m resolution satellite image mosaic of Europe. I have now finalized two additional variants of this image that i would like to introduce here. Both of them are fairly specialized … Continue reading
July 26, 2023
by chris
7 Comments
There has been quite a bit of fuzz in the OSM community recently (like here – warning: link goes to patronizing and broken web interface) because one of the image layers with semi-global coverage that had so far been widely … Continue reading
September 3, 2022
by chris
0 comments
In this post i want to write a bit about the OpenStreetMap data model. This has obviously been influenced by the discussion in the OSMF to make changes to that model i already mentioned in a previous post. I am … Continue reading
March 7, 2022
by chris
11 Comments
This post is also published on TagDoc – you can read it there as well if you prefer. To many, even to some experienced OSM community members, the free tagging system of OpenStreetMap appears chaotic, unorganized and inefficient. And it … Continue reading