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OSM data quality analysis for different stages of the mapping process

Slums are an important operational area for humanitarian organisations: Because of provisional housing, poor sanitation and difficult socio-political circumstances offers of help from such organisations are important and often necessary. For such deployments, humanitarian actors rely heavily on Volunteered Geographic … Read More

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Monitoring OSM and Tasking Manager to Map 1 Billion

In 2020, the Humanitarian OpenStreetMap Team (HOT) received funding from seven donors through TED’s Audacious Project. This has accelerated HOT’s ambition to map an area home to one billion people. HOT is working to add places at high risk of … Read More

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Ein Jahr WebApp „meinGrün“ – finale Befragung und Ergebnispräsentation

Im Juni 2020 haben wir mit unseren Partnern aus dem meinGrün Projekt die gleichnamige WebApp gestartet. Nun sind die Nutzenden in Dresden und Heidelberg aufgerufen, sich ein letztes Mal an einer Befragung zu beteiligen und so Hinweise für die mögliche … Read More

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World Refugee Day: Mapathon by CartONG

Whether you are a beginner or an advanced mapper, or just curious to learn more about why mapping is so important for humanitarian work, join us on 21 June. Support the mapping of refugee locations on World Refugee Day. It … Read More

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Openrouteservice for complex route optimization in new QGIS extension by Regionalverband Ruhr

The Regionalverband Ruhr (Team 9-2 Geodata Technology) has used the potential of HeiGIT’s openrouteservice (ORS) in a new QGIS extension and thereby created another possible application for the ORS: The tool “Location and Route Optimization of Addresses” allows to search … Read More

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HeiGIT und das Deutsche Rote Kreuz beim Digitaltag 2021

Am 18.06.2021 findet der Bundesweite Digitaltag 2021 der Initiative „Digital für alle“ statt. Der Digitaltag ist eine Plattform, auf der digitale Projekte und Aktionen aus der Zivilgesellschaft vorgestellt werden und das Thema Digitalisierung von verschiedenen Seiten beleuchtet wird. Mit dem … Read More

AGILE best short paper award nominees

We are happy to announce that two of our papers have been shortlisted as candidates for the best short paper award at the AGILE 2021 conference : Detecting OpenStreetMap missing buildings by transferring pre-trained deep neural networks Jan Pisl, Hao … Read More

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GIScience and HeiGIT contributions to AGILE 2021 conference

The AGILE 2021 conference is taking place this week. It is the the 24rd AGILE conference on GIScience. AGILE is the Association of Geographic Information Laboratories in Europe and the 2021 conference is for the first time held as a … Read More

Automatic building detection with ohsome2label and Tensorflow

Accurate and complete geographic data of human settlement is crucial for humanitarian aid and disaster response. OpenStreetMap (OSM) can serve as a valuable source, especially for global south countries where buildings are largely unmapped. In a previous blog, we introduced … Read More

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Becoming ohsome in R – analysis of the completeness of the road network and health sites in Jakarta

Data quality is an important issue then performing analysis based on OpenStreetMap data. We have recently demonstrated how the effects of the 2013 flood in Jakarta on the accessibility of hospitals and clinics could be analyzed based on network analysis … Read More

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The ohsome quality analyst goes public on Github with new release 0.3.0

The ohsome quality analyst (short: OQT) has been introduced at the beginning of this year and today we are proud to announce two updates. First, we released the new version 0.3.0 which includes new OSM layers and a brand new … Read More

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All countries of Central and South America now on Open Healthcare Access Map

After Sub-Saharan Africa and South and Southeast Asia we have now published all countries of Central and South America on the Open Healthcare Access Map. The web application is available here: https://apps.heigit.org/healthcare_access/. Please note that this is still a prototype … Read More

ohsomeHeX provides access to OSM feature history

Did you ever wonder how your city was mapped over time, how geometries were changed and refined, how mistakes were added and corrected again? Then read on: ohsomeHex has a great new feature for you – the individual object’s zoom-in-history-view. … Read More

Third International Mapathon on Mon 17.05.2021 by disastermappers heidelberg, MAMAPA, CartONG, HuMap and OSM Ghana

Dear mappers, on Monday 17.5.2021, 18.00pm a third international mapathon together with disastermappers heidelberg, MAMAPA, CartONG, HuMap and OSM Ghana will take place, which will give you some insights in mapping for humanitarian purposes from the perspective of different organizations … Read More

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Detecting OpenStreetMap missing buildings by transferring pre-trained deep neural networks

Recently, a new research paper “Detecting OpenStreetMap missing buildings by transferring pre-trained deep neural networks” (Pisl, J., Li, H., Herfort, B., Lautenbach, S., Zipf, A. 2021) has been accepted at the the 24th AGILE conference 2021. The conference will take … Read More

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Deriving indicators for Points of Interest and analyzing mixed activities in urban areas

We are pleased that our research paper “Deriving indicators for Points of Interest and analyzing mixed activities in urban areas” (Ullah, Lautenbach, Zipf 2021) has been accepted at the 12th International Symposium on the Digital Earth (ISDE) scheduled within the … Read More

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Ohsome Region of the Month Building-Information Analysis

Welcome back to our blog post series ”ohsome Region of the Month” where you can find information on potential applications of the ohsome API. If you’re new to this format you can also read some of the former blog posts … Read More

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Reminder – starting THIS week: Evaluating Two-part OSM Mapathons on Mai 05 and May 11

The project “25 Mapathons“ goes into the next phase. Based on the experience of until today 17 OSM mapathons with German Red Cross (GRC) chapter and an extensive literature review on the success of mapathons, the “25 Mapathons” team has … Read More

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Die Stadt Mannheim nutzt openrouteservice für die Routenplanung in ihrem Online-Stadtplan

Seit kurzem nutzt die Stadt Mannheim openrouteservice (ORS) von HeiGIT für das Routing von Fußgängern, Fahrräder, Autos, LKW und Rollstuhlfahrern im Online-Stadtplan für die breite Öffentlichkeit, d.h. die Bürger und Besucher von Mannheim. Sie können es hier verwenden: https://www.gis-mannheim.de/mannheim/index.php?bl=wms_web_grau&service=mannheim&lt=mod_ors Dies … Read More

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UndercoverEisAgenten – “UndercoverEisAgenten” – Enabling Citizen Scientists to Monitor Permafrost Degradation

The impact of climate change is particularly strong in higher latitudes. The Arctic is currently warming up at a much higher pace than the global average. This leads to thawing the permafrost (permanently frozen soil) with severe consequences for the … Read More

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