Category: OSM
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ohsome Region of the Month: hiking-related tags & mountains
Welcome back to a new installment of the ohsome Region of the Month blog series! This will be part two our posts on hiking related tags and this time, we’ll investigate the connection between user activity and said tags. To do this, we’ll use mountain time as a reference area and incorporate insights from part one…
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HeiGIT und Deutsches Rotes Kreuz Mapathon zur Unterstützung des Mozambique Red Cross
For english version see below HeiGIT und das Deutsche Rote Kreuz unterstützen das Mozambique Red Cross in einem Projekt zur Sensibilisierung für das Hochwasserrisiko und zum Aufbau von Kapazitäten zur Verringerung des Katastrophenrisikos in Maputo. Zur Verbesserung der Datenlage ist nun, relativ kurzfristig, ein Mapathon für kommenden Montag 23.05. ab 18 Uhr geplant. Zu Beginn…
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Leveraging OpenStreetMap and Multimodal Remote Sensing Data with Joint Deep Learning for Wastewater Treatment Plants Detection
Humans rely on clean water for their health, well-being, and various socio-economic activities. During the past few years, the COVID-19 pandemic has been a constant reminder of about the importance of hygiene and sanitation for public health. The most common approach to securing clean water supplies for this purpose is via wastewater treatment. To date,…
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ohsome Region of the month – Back on trail
Welcome back to our Region of the Month series. If you’re hearing about this format the first time you should definitely check out some of our older blog posts, e.g. this one on the tagged forests of different places in Canada or this first part of a street network analysis! Since it’s May and getting warmer again,…
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Improving OpenStreetMap missing building detection using few-shot transfer learning in sub- Saharan Africa
OpenStreetMap (OSM) has been intensively used to support humanitarian aid activities, especially in the Global South. Its data availability in the Global South has been greatly improved via recent humanitarian mapping campaigns. However, large rural areas are still incompletely mapped. The timely provision of map data is often essential for the work of humanitarian actors…
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Online seminar ‘Deep learning from Volunteered Geographical Information: a case study of humanitarian mapping with OpenStreetMap’
We invite to the upcoming online seminar at the Urban Analytics Lab seminar series at the National University of Singapore (NUS): ‘Deep learning from Volunteered Geographical Information: a case study of humanitarian mapping with OpenStreetMap’ on 29 April (9am German time, 3pm Singapore time) By Hao Li, GIScience Research Group, Heidelberg University @GIScienceHD As an emerging topic,…
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Where to map in OpenStreetMap next? Experiences from Mozambique, India, and Tonga
OpenStreetMap (OSM) has been intensively used to support humanitarian aid activities, especially in the Global South. Its data availability in the Global South has been greatly improved via recent humanitarian mapping campaigns and due to the efforts of local communities. However, large rural areas are still incompletely mapped. The timely provision of map data is…
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Join our final “SocialMedia2Traffic” project presentation on March 22
Navigation services need time dependent information on traffic speed to generate suitable routes and yield accurate travel time estimations. However, this information is not available free of cost globally. Within the recently completed project “SocialMedia2Traffic”, we have developed a system to model traffic speed of urban roads depending on the time of day based on…
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GIScience/HeiGIT und DRK gemeinsam im CHAtroom – Im Podcast werden die Zusammenarbeit und das Sketch Map Tool vorgestellt
Anne Tritschler vom Centre for Humanitarian Action (CHA) spricht im Podcast CHAtroom mit Dr. Carolin Klonner (GIScience) und Dr. Natascha Bing (DRK) über den Einsatz von Geoinformationen in der humanitären Hilfe und welche Rolle dabei Karten, vor allem partizipatives Mapping, spielen. Lokales Wissen ist eine wichtige Informationsquelle, die in der Katastrophenvorsorge immer mehr zum Einsatz…
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ohsome quality analyst (OQT) auf der FOSSGIS Konferenz am 09.03.22
Vom 9. bis zum 12. März 2022 findet die jährliche FOSSGIS Konferenz statt, die führende Konferenz für Freie und Open Source Software für Geoinformationssysteme und Open Data im deutschsprachigen Raum. HeiGIT wird dabei am 09.03. um 16:30–16:50 Bühne 2 ONLINE mit einem Vortrag vertreten sein zum Thema: “ohsome quality analyst (OQT): Die Qualität von OpenStreetMap…
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A basic guide to OSM data filtering
Working with OpenStreetMap data is an exciting topic that often reveals astonishing insights. The free and open nature of the project allows a plethora of analyses topics. We at HeiGIT often concentrate on global quantitative analyses and visualisations powered by the ohsome framework. But our tools also enable you to gain more detailed, multifaceted or…
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How to become ohsome part 9 – More ways to access the ohsome API
At long last, welcome back to a new blog post of the “How to become ohsome“-series. As it’s been quite a while since you got an introduction to how to access the ohsome API, we would like to pick up this topic one more time this month. The former post with different ways to access the ohsome API…