New post by David O’Sullivan:

“Raster really is faster (and vaster), but vector just seems more corrector.”

Part 1A of a series revisiting ideas from Geographic Information Analysis: fractals, raster vs vector, and R code.

👉 […]

[Original post on fosstodon.org]

🎥 I've published a video based on my #geomobnl talk in Eindhoven on 18 Sept on #digitalsovereignty & #opensource for geo, covering procurement, policy, and community-driven development.

Watch here: https://youtu.be/0u6tPM-USHY

💬 Feel free to share your comments.

#qgis #osgeo #ogc

Johnson's Mexico. Entered ... 1867. (inset) Isthmus of Tehuantepec. Johnson's Central America. (inset) Isthmus of Panama. Entered ... 1867. https://www.davidrumsey.com/luna/servlet/detail/RUMSEY~8~1~219452~5504628

#map #maps #historicalmaps

Pretty cool: [email protected] is the 1,955 most followed account according to https://most-followed-mastodon-accounts.stefanhayden.com/?q=qgis

#qgis #osgeo #gischat

🌍Exploring Sentinel-2 with the Copernicus Data Space Ecosystem (CDSE)?

Hugh Graham’s guide with vrtility in #rstats. Includes authentication & query of imagery and building cloud-free composites […]

[Original post on fosstodon.org]

Finally got the latest Geohipster Interview done. Man that took about a month longer than I wanted. Publishing happens tomorrow.

Is #osmand's track recording *recently* lead to massively overestimated track lengths for anyone else too?

I have not knowing changed anything in my configuration. The phone got no updates.

Today it tells me ~20km for an actual tour of maybe 12-15km.

It is probably GNSS jitter but why is it […]

El pasado 10 de septiembre, el mismo día en que a Charlie Kirk le sellaban el pasaporte al otro barrio solo para que luego absolutamente todos los medios conservadores y liberales no dijesen que bajo ningún concepto se puede justificar el asesinato de alguien solo por decir cosas que no nos […]

🚀 Book in progress: Spatial Data Visualization with tmap

A practical guide to creating clear thematic maps in R with the tmap package.
Covers everything from loading data to interactive and animated maps, with reproducible code and examples.

Read online […]

[Original post on fosstodon.org]

It warms my newly rebuilt heart to see the QGIS-US group gaining some traction. Slowly. Anyway - VPAT info is up on the website: https://www.qgis-us.org/2025/09/12/vpat/ #vpat #paperwork #qgis

For everyone saying political violence has no place in this country…

Remember two Democratic legislators were shot in Minnesota just this year.

And America shrugged and moved on.

it appears the same attackers also compromised the JavaScript package duckdb (~350k downloads a week):

https://www.aikido.dev/blog/duckdb-npm-packages-compromised

📢 Materials from the OpenGeoHub Summer School 2025 (“Data Science for Earth Observation”) by Krzysztof Dyba are now online.

Discuss how to access, process, and analyze satellite data with #rstats.

👉 https://github.com/kadyb/OGH2025

#rspatial #remotesensing #gischat

#bicimad no funciona. Bravo por el Ayuntamiento de Madrid.
#carapolla

pg_duckdb sounds pretty amazing... let see if it lives up to the hype

https://motherduck.com/blog/pg-duckdb-release/

#postgresql #duckdb #dbfusion #fusion

My co-authored paper demonstrates a simple open source method for monitoring harmful #algal_blooms in a #lake over space and time, using #chlorophylla as a proxy. You just need a few chl-a samples from your lake to calibrate an #aquatic chlorophyll index […]

[Original post on mapstodon.space]

This little dude was hanging out in the gorse shrub, didn't mind all the spines around, its atrophied legs maybe a benefit in this type of vegetation. First time I see a skink.

Probably a western three-toed skink or Eslizón Tridáctilo Ibérico (Chalcides […]

[Original post on fosstodon.org]

Invitation: #GeoAI Talks at UGent
The GeoAI Research Center (UGent) warmly invites you to attend two consecutive GeoAI Talks on Wednesday, 3 September 2025 (13:00–14:00).
🕐 13:00 – Alex Levering (Vrije Universiteit Amsterdam)
Sensing landscape characteristics in a post-social media world
🕧 13:30 […]

We managed to go 7 years since the last proposal to partition California. I just updated Wikipedia with a map of the latest Republican plan to split off inland California from the coastal counties. (And no, it's never going to happen) […]

[Original post on subdued.social]

Vipera berus.
Valle de Bujaruelo. Huesca.
#sneaky #snake #vipera #viperaberus #reptile

The new QGIS Map Gallery is looking for contributions! 🗺️ Share your #QGIS creations and showcase the power of #mapping with QGIS. I've added some of my maps from #30DayMapChallenge. Check it out: hub.qgis.org/map-gallery/ #GIS #gischat

But `gdal raster sieve` is working as intended... so yeah.

:blobcatshrug:

#gdal