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Monthly Archive for January, 2021

Welcome to part 2 of the #ohsome street network analysis. If you haven’t read the first part yet, you can do so following this link. As promised, this week we are performing a simple tag completeness analysis, where we are looking at the ratio between streets that have the maxspeed tag added [...]

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A joint field campaign was conducted this week in the snow-covered black forest (Hundseck, 48.643°N, 8.228°E) by the research groups Hydrology and Climatology (Prof. Menzel) and 3DGeo (Prof. Höfle). Regular in-situ surveys are conducted at the site to investigate snow as crucial component of the hydrologic cycle, forest management, and evapotranspiration.
Surveys comprise measurement of [...]

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Since 2010 organized humanitarian mapping has evolved as a constant and growing element of the global OpenStreetMap (OSM) community. With more than 7,000 projects in 150 countries humanitarian mapping has become a global community effort. Due to this large amount of projects it can be difficult to get an overview on mapping [...]

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The 3DGeo Research Group is proud to announce the release of their novel ray-tracing based laser scanning simulator HELIOS++!

HELIOS++ is a general-purpose simulation software for virtual laser scanning data acquisition. Such data can be used to complement real data in many use cases. Some examples include the generation of training data for machine learning, especially [...]

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Das Handbuch zur Veranstaltung von Mapathons im Deutschen Roten Kreuz (DRK) ist da!
In dem Handbuch wird beschrieben, was bei der Durchführung eines Mapathon zu beachten ist. Es beginnt mit der Frage, was überhaupt ein Mapathon ist und erklärt warum und wie durch die Durchführung von regelmäßigen Mapathons z.B. im Rahmen von Bereitschaftsabenden, wichtige Geodaten für [...]

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OpenStreetMap (OSM) offers many possibilities and holds potential in the area of freely available infrastructure data for the health sector. Nevertheless, it is important to underline that the quality of the information is different in each country, since the mapping activity is strongly affected by the size of the community of volunteers.
Monetary barriers prevent the [...]

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Where is is the closed Covid-19 vaccination center and what is the best way to get there? A new route planning app helps you answer this questions by suggesting ways to the nearest vaccination center.
You can use this route planner now at https://impfzentrum.openrouteservice.org
You only have to enter a starting location or allow the automatic use of [...]

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Here we go again: The first #ohsome blog post of 2021. This time, one of our new student assistants Sarah was dealing with street networks and their quality in order to find out which of the selected regions has the most detailed info in OpenStreetMap as well as the best data consistency over the past [...]

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Prof. Alexander Zipf has been invited to give the keynote at GIS DAY 2021 at McGILL University (Montréal, Canada) on Tuesday 19. Jan. 2021. The theme of the whole GIS Day at McGill is Humanitarian Mapping and the talk will talk about:
“Analysing and Improving OpenStreetMap for Humanitarian Aid with Data Mining and GeoAI”

Agenda: (EST time [...]

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Based on newly available locations for missing COVID-19 vaccination centers the accessibility analysis has been updated.

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