Tag: OSM
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“Your OSM Heat Map” (aka Where did you contribute?)
Based on my OSM changeset table of “How did you contribute to OpenStreetMap ?” I created a slightly different webpage and used a different approach. I used the weekly OSM changeset files and I presented the results in an OpenStreetMap including zoom and drag functions. Your contributions are indicated by a “Heat-Map-Overlay” …
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My gift to the 7th OSM Anniversary
Most of you might already know that the OpenStreetMap project will celebrate its 7th Anniversary this month. Several events will take place on Saturday, 20 August 2011 at different locations around the world! A small gift …
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Comparison of (OSM) routing-engines – Reloaded
Maybe some of you remember that I conducted a comparison analysis between three OpenStreetMap (OSM) routing engine APIs (CloudMade, MapQuest Open and OSRM) and G**gle Maps API last week. You can find the results in my blog post here. As I mentioned in the article, I wanted to try to do a second analysis with…
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The OpenStreetMap Evolution of Austria (2007-2011)
Currently I am working on a research paper about the OpenStreetMap evolution of Germany. For the last AGIT conference in Salzburg and the upcoming “State of the Map Europe” (SotM-EU) conference in Vienna I did a similar analysis about the OpenStreetMap Evolution of Austria …
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Do you wanna OSMfight today?
Maybe some of you know the nice website: www.googlefight.com. You can enter two keywords and after that it starts a funny fight between these keywords. Based on the database of “How did you contribute to OpenStreetMap?” I created …
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AGIT2011 – Ein kleiner Rückblick …
In Salzburg fand dieses Jahr wieder vom 5. bis zum 8. Juli die AGIT statt. Wie im letzten Jahr gab es auch dieses Jahr am Mittwochnachmittag wieder ein Spezialforum für OpenStreetMap …
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A comparison of several routing-engines – Which one is the fastest?
I think it is time do a little comparison analysis about the request/response time of several routing APIs. The main question I wanted to answer was: “Is an OpenStreetMap direction service faster than G**gle?” …
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Fast routes of OSRM just got faster…
One of the many bottle necks of today’s web services are network latency and bandwidth. While I was working on a research paper, I recognized that G**gle encodes some information when you calculate a route on G**gle Maps …
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“My Way” to cross Dublin without a Pub
First of all, I really like the following blog post and the idea behind it: “Yes! It is possible to cross Dublin without passing a pub”. It shows the power of crowd sourced geodata (OpenStreetMap) and the skills of some individuals …
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OSM meets Academy for Crisis Management Emergency Planning and Civil Protection
On Saturday, May 28th members of the OpenStreetMap community and employees of the Federal Office of Civil Protection and Disaster Assistance met for a workshop at Bad Neuenahr-Ahrweiler.