Tagged: geoprocessing

Raster grid in flow direction analysis 2

Hexagons, quasi-maps and cartograms

Some months ago I mapped Switzerland’s administrative regions using a hexagonal cartogram. That idea was inspired by pioneering work of the Leicestershire County Council. After consulting with experts in the field – Leicestershire’s Alex Lea, Danny Dorling of Worldmapper (currently at the University of Oxford) and Adrian...

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Review of Swiss GIS Day 2012

As announced a while ago, I went to GIS Day in Zurich, Switzerland. On my employer’s blog, I have written up a review of the event in German. Head over to find out about interesting Switzerland-based GIS projects (in-browser-translation should be fine to get the gist,...

Projection from WGS1984 to Swiss national grid (CH1903 LV03) 0

Projection from WGS1984 to Swiss national grid (CH1903 LV03)

In my last project I used (standalone) Python for geoprocessing. Since ArcGIS or something like that was not there to help with projecting geodata from one coordinate system to another, I wrote a function which converts well-known WGS1984 to Swiss national grid coordinates (Swissgrid, CH1903 LV03). Swisstopo has...

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Py all means

Over on his blog, Bill Dollins muses about the range and ubiquity of the Python language in the geospatial realm. It’s true – if you work with ESRI products on a daily basis (like I do) you almost can’t get away without using Python one...

Gefährdung der Bevölkerung der Schweiz durch Kernkraftwerke: Eine Analyse 7

Gefährdung der Bevölkerung der Schweiz durch Kernkraftwerke: Eine Analyse

(Deutsch weiter unten) Things have been a bit silent around here for the last days. That’s because I have been busy with a private project of mine: doing a spatial analysis of the exposure of the Swiss population to the dangers of nuclear power plants...