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Tag Archive 'OSM'

Welcome back to another #ohsome blog post written by our awesome student assistent Sarah! This time we will look at the completeness of railway network data of one specific city in OpenStreetMap, as well as its development. For this we looked at the city of Prague and its completeness of the operator [...]

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The Ohsome Quality analysT (short OQT) is the name of a new software implemented by HeiGIT that is based on the #ohsome framework. Its main purpose is to compute quality estimations on OpenStreetMap (OSM) data. Any end user such as humanitarian organisations, public administrations, as well as researchers or any other institution or party interested [...]

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The German radio station WDR 5 broadcasted a short report about OpenStreetMap with a focus on basics and navigation in the science programme “Quarks - Wissenschaft und mehr” last month on 19.01.2021. One of the German pioneers of OpenStreetMap - Frederik Ramm - explains some background on how the OpenStreetMap community works. Also Alexander Zipf [...]

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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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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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The Horizon 2020 LandSense project was concluded successful. Please find a selection of the produced publications and deliverables here. The project has enabled our group to pursue quality aspects of voluntarily collected geo information data and to ramp up efforts related to OSMlanduse.
Together with the University of Nottingham (Giles Foody) and Institut national de l’information géographique [...]

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Many things will be different this year when celebrating Christmas, but disastermappers heidelberg think that the few people that you are going to meet should still get a nice OSM-based presents. This is why we want to invite you to join our annual “Christmas Workshop” and learn how to create nice posters, post cards and [...]

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On December 8th at 6.30 pm the next international mapathon organized by the disastermappers heidelberg takes place! This time we map together with MAMAPA, an integration project for migrants and refugees from Mannheim, CartONG, LECLARA Larabanga and OSM Ghana.
We will map HOT-Tasks 8839 and 9928, the former including the city of Wa in northwestern Ghana, [...]

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India accounts for nearly 18% of the worlds population. The country is also one of the main carrier of the worlds disease burden. Despite the general increase in life expectancy and decreasing mortality due to communicable diseases and malnutrition in recent years, the numbers of non-communicable diseases are rising substantially. Cardiovascular [...]

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Erhalten Sie mit ohsomeHeX wertvolle Einblicke in die Qualität und den Entwicklungsprozess von OpenStreetMap-Daten!
(see for english version here)
Das HeiGIT Big Data Team freut sich zur Exploration der Veränderungen der globalen Daten in OpenStreetMap nun eine Version 1.0 von ohsomeHeX , dem OSM History eXplorer zu veröffentlichen, die eine komplett überarbeitete Benutzeroberfläche bietet. Diese macht es einfacher alle relevanten [...]

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