Stefan F. Keller

@sfkeller.bsky.social

Prof. Data Engineering and GISTech, FH OST Rapperswil. Director Institute for Software. Data Scout and Enabler - Formerly "Open Whatever"! mastodon.social/@sfkeller

We recently released OlmoEarth—an open spatio-temporal foundation model for planetary intelligence, trained on multimodal Earth observation, OpenStreetMap, & other open data. It sets a new accuracy/efficiency Pareto frontier and powers our OlmoEarth Platform. Technical report now on arXiv. 👇

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Ever wondered why your company or favorite shop isn’t shown on many maps? Because the marketing guy can’t think beyond google. The good news: you can easily fix it yourself: 1. Create an #openstreetmap ( #OSM) account; 2. Improve the map at openstreetmap.org or (easier to start): mapcomplete.org

OpenStreetMap

OpenStreetMap is a map of the world, created by people like you and free to use under an open license.

openstreetmap.org

🎉 NACIS 2025 Registration is Open! 🎉 Head over to nacis.org/annual-meeting/current-meeting to register at the member or student rate. Not a member yet? You can join or register as a non-member too! 🕓Early-bird deadline: October 4 🏨Don’t forget to book your hotel too. Our room block fills up fast.

NACIS.ORG

The North American Cartographic Information Society (NACIS) is an enjoyable society of map enthusiasts. We have yearly meetings, an online discussion forum, and we work on a variety of projects and pu...

nacis.org

🗞️ Apache Hop Weekly – May 16–23 A week of improved UX, error handling & key upgrades! 🔧 Highlights: 🔹 Cleaner UI for file actions 🔹 Better error handling 🔹 Janino & JGit upgrades 🔹 Apache Hop 2.14.0 is out! Thanks to all contributors! 🙌 #apachehop #datasky #databs

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Instead of materialized views, we built in-process DuckDB caching in the control plane of Striim Developer — improving query performance 5–10x with zero added infra. PostgreSQL for OLTP, DuckDB for Operational OLAP. But I won't call it HTAP 🤐 medium.com/striim/beyon...

Beyond Materialized Views: Using DuckDB for In-Process Columnar Caching

In this post we will talk about using DuckDB as the operational analytics store for the control plane of Striim Developer — a serverless…

medium.com

This is actually really exciting news for the right kind of map/OSINT nerd: You can now use Overpass Turbo to query OpenStreetMap data with PostGIS SQL instead of the arcane, limited Overpass Query Language. Or use curl if you prefer. github.com/woodpeck/pos...

GitHub - woodpeck/postpass-ops: operational issues about the Postpass instance run on postpass.geofabrik.de

operational issues about the Postpass instance run on postpass.geofabrik.de - woodpeck/postpass-ops

github.com

What better first Bluesky post than to show the latest update to Kue, our AI GIS assistant. Kue can run geoprocessing, filter for data in layers and PostGIS databases, select features by attribute, and style your data Read more about Kue here: buntinglabs.com/blog/kue-ai-... #gischat

Kue AI: Assistant for QGIS User Manual (November 2024)

Kue is an AI assistant built directly into QGIS. Kue can style and label your layers, run geoprocessing, and more.

buntinglabs.com