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A new tool for processing and updating the street network data from OpenStreetMap (OSM), that is used in OpenRouteService.org (ORS) has been developed and tested over the last months. Now it has been deployed. Therefore the data used in ORS is now up2date again and can be updated more easily in an regular manner than [...]

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The lettering process, including assigning names to point features, is an essential part of map production. While there have been numerous and varied research efforts to automate point-feature label placement (PFLP), none of them seems to have taken into account the many well-established cartographic precepts for point-feature annotation used by human cartographers. As a result, [...]

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Last year we announced about a significant update of our OSM-based maps provided by the web map tile service OpenMapSurfer. Since that time we made a big progress in improving the overall performance of the service, added a lot of missing map elements (e.g. archaeological sites, waterfalls, highway milestones, building entrances, etc.) and noticeably [...]

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In order to support the disaster management activities after the typhoon Yolanda/Haiyan a new WebSite http://crisismap.geog.uni-heidelberg.de/ has been set up by GIScience Heidelberg that visualizes the new map layers described earlier:
the “Elements at Risk” and “Population Distribution” for the Philipines.
Further it adds a currently less populated Flickr layer and a storm surge layer on top [...]

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Knowing where people in need could be in a crisis situation is as crucial as it is difficult.
Sometimes the difficulty is just not having a convenient way to display or access extant datasources.As a service to the crisis mappers we supply a Tile Service showing the residential population distribution in the Philipines in 90m resolution. [...]

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OpenMapSurfer is OSM Image of the Week

A map rendering with hillshading by OpenMapSurfer.uni-hd.de is currently the OSM Image of the Week. It is featured on this weeks OpenStreetMap Wiki main page.
Congratulations to our team member Maxim Rylov!
The images shows the OpenMapSurfer Layer: “OSM Roads (new)” with “ASTER GDEM & SRTM Hillshade (experimental)” overlay. The region displayed is in Greece.
Explore also the [...]

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Das Programm für die Fachtagung “Web 2.0 und Social Media in Katastrophenschutz und Hochwassermanagement” am 17.10.2013 wurde aktualisiert und ist nun online verfügbar. Erfreulicherweise konnten zahlreiche hochkarätige Referenten gewonnen werden, so dass ein spannender Austausch zwischen Forschung und Praxis zu erwarten ist. Wir freuen uns sehr auf Ihre Teilnahme an dieser Veranstaltung im Studio Villa [...]

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This year the State of the Map conference was held at Aston University, Birmingham, UK. The SotM is the conference on all things OpenStreetMap and at the same time a friendly meetup for hobbyists and professionals alike. Speakers from our group were Christopher Barron and myself.

Here is a shot of Christopher during his presentation on [...]

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The beta-version of the new WebGUI for OpenRouteService has been updated. It has now all the major functions of the old version, with some improvements in usability. The default version offers only the most important basic functions, while additional functions are available when the extended version is being selected. These choices can be made from [...]

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OSM data have no compilation scale information, so we (Chris Kempf, Pascal Neis, Max Rylov and Andreas Reimer) found an efficient way to calculate scale equivalencies for residential areas.
While the paper with the description of our linear-time method is under review, please do check out the visualized results!
http://openmapsurfer.uni-hd.de/scale-determinator.html

Note: the tile server for the results needs [...]

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