Tag Archives: QGIS

A new category for filtering ‘rogue’ trackpoints?

Posted on 2011-09-20 by Daniel Belasco Rogers

Having just downloaded our GPSs for this period, I was playing around with looking at the GPX tracks in Qgis and something struck me. What you can see here is that some trackpoints are clearly ‘wrong’ or ‘inaccurate’ or just … Continue reading →

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What GPS / GPX visualisation software to use in Linux

Posted on 2011-07-27 by Daniel Belasco Rogers

OK, so you’ve chosen a GPS, based on the last post and you’ve taken a walk with it and are itching to look at what you’ve done. There are so many sites now offering advice, mostly for Windoze of course … Continue reading →

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Speed Map of Berlin

Posted on 2011-07-15 by Daniel Belasco Rogers

I’ve been experimenting with Mathieu Baudier’s PostgreSQL / PostGIS importer for our tracks (I’ll write about this later soon) and visualising my database of tracks in QGIS. Many possibilities become available. Mathieu’s importer calculates speed for every vector in the … Continue reading →

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