August 26, 2013
by chris
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The description of the waterbody generalization technique used for the new demo map is now available. I also put up a new version of the coastline_gen tool with new functions used for the lakes. Documentation of this is currently somewhat … Continue reading
August 23, 2013
by chris
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My demonstration map for generalization and map rendering techniques now includes rivers and lakes. Lakes have already been in the previous update but in a very preliminary form. The Antarctic version of the new map has already been up with … Continue reading
August 23, 2013
by chris
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I have worked quite a lot with the Openstreetmap waterbody data recently (see also the next post) and have put together a review of this data. This includes analysis of the spatial distribution as well as discussion of the tagging: … Continue reading
August 19, 2013
by chris
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The shapefiles with generalized coastlines have now been updated, as previously in web mercator projection for zoom levels one to eight under CC-BY-SA license: download generalized coastlines
August 16, 2013
by chris
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In April I wrote in detail about the quality of the Openstreetmap coastline data. I have now produced an update to that with new analysis maps that also include the new Antarctica data and a list of other larger coastline … Continue reading
August 16, 2013
by chris
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The import of Antarctic Digital Database (ADD) data into Openstreetmap is now completed. I wrote in more detail about it in my previous post. A large part of the imported data, the ice free areas, is currently not visible in … Continue reading
August 7, 2013
by chris
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I have made images of Mount Kilimanjaro before but the classical view of the mountain as it has been established by the writings of Hemingway and other colonial age authors as well as many movies set in the region features … Continue reading