Tag Archive: projections

May 31 2011

Rescue Your Floating Data


We’ve previously discussed some of the basics of geodesy, ellipsoids and the geoid,  as well as datums and projections. Now, it’s time to pull it all together into what a coordinate system is. Knowing about coordinate systems matters because this is what you interact with inside of a GIS or even CADD currently. Your project …

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May 19 2011

The World is Flat


Yes, the world is still seen as flat in one very common everyday application that nearly every single American uses: a map. If you’re using a GPS system for your car, a CADD or GIS program at work, Mapquest, Bing, or Google Maps, then you’re viewing a flat earth. We are moving closer and closer …

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