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 … Read More
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Accessibility to pharmacies in Germany with 15km Covid-19 restriction
Current lockdown regulations in Germany state that – in many but not all federal states – travel in COVID-19 hotspot regions is only allowed up to 15km distance. This has raised concerns since a 15km radius has been perceived by … Read More
New Jupyter Notebook: Analysis of Access to Health Care using openrouteservice Isochrones API
What is the idea behind the Notebook? In the case of an emergency (e.g. floods, earthquakes, political crisis) it is important to know where the health facilities are located. Furthermore, it is important to identify which cities/districts have a reduced … Read More
Recent changes to OpenStreetMap healthcare infrastructure in India
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 … Read More
Exploring Localness of OSM Data – An Analysis using the OSHDB and ohsome api
“Local Knowledge” is constituting the exceptional value of Volunteered Geographical Information and thus also considered as an important indicator of data quality. We are interested in how much local information is captured in OpenStreetMap data. In this blog post we … Read More
Neu: Globale OSM History Analysen mit ohsomeHeX v1.0
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 … Read More
OSM History Analysis with ohsomeHeX v1.0
Get valuable insights into the quality and development process of OpenStreetMap data with ohsomeHeX! We are proud to announce a new release that provides a completely redesigned UI that makes it easier to keep track of all relevant information. Choose … Read More
Sucessfull HeiKA autumn school urban data science
The HeiKA autumn school urban data science that took place last week was a good success with participating students varying between five and fifteen during the week. Topics covered included visualization, spatial statistics, analysis of movement data, intrinsic data quality … Read More
Participate in the virtual Copernikus Hackathon 16-17-18 October! HeiGIT contributes with OSM based services
On October 16-18 there is the Copernicus Hackathon “Barcelona” – Integrating Copernicus services and state-of-the-art tools within Weather-induced emergency management HeiGIT is involved in the Copernicus Hackathon by providing free and open web-based services and APIs which leverage OpenStreetMap data … Read More
HeiGIT presentation at MSF GIS Week 2020
This Thursday, team members from HeiGIT will give a presentation at MSF’s Annual GIS Week. This is an internal event at MSF ( Médecins Sans Frontières (MSF) International, Doctors without Borders), which brings together all employees working on GIS and … Read More
How to become ohsome part 8 – complex analysis with the magical filter parameter
It’s CITY CYCLING time – some of you may even be involved in your municipality – a good opportunity to have a look on the OpenStreetMap (OSM) cycling ways in our city Heidelberg. Welcome to part 8 of our how … Read More
ohsome API v1.1 – changes and new functionalities
Recently we’ve had the first minor release 1.1 of the ohsome API, which brings several new features and upgrades. In the following lines we want to present to you the most important ones. Prior to 1.1, when you were requesting … Read More
A Comprehensive Framework for Intrinsic OpenStreetMap Quality Analysis among Most Cited Paper in Transactions in GIS
We are happy to share that our paper “A Comprehensive Framework for Intrinsic OpenStreetMap Quality Analysis” (Barron, Neis, Zipf 2013) belongs to the top 5 most cited papers of the international journal “Transaction in GIS” (TGIS). Only recently we became … Read More
We wish you an ohsome birthday OpenStreetMap! Our gift: the new ohsome2X time-series tool
#OpenStreetMap is turning 16! Happy Birthday from the HeiGIT team. 16 years of OSM activity has created the most feature rich and global free multi purpose map that the world has ever seen. The ohsome team at HeiGIT has created … Read More
Introducing the humstats.heigit.org dashboard about Humanitarian Mapping in OpenStreetMap
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. Mappers have added more than … Read More
How to become ohsome part 7 different ways to access the ohsome API
A new month – a new post of the how to become #ohsome blog series. Welcome to part 7, in which we will show you 7 different ways how you can send a request to the ohsome API using different … Read More
New function in the ohsome API for checking query parameters
As you may already know from the latest blog posts, new advancements are brought with the release 1.0 of the #ohsome API. One minor function involves the correctness of parameters that you can use in your queries, which was developed … Read More
Introducing ohsome2label tool to generate training samples from OpenStreetMap for geospatial deep learning
After more than a decade of rapid development of volunteered geographic information (VGI), VGI has already become one of the most important research topics in the GIScience community. Almost in the meantime, we have witnessed the ever-fast growth of geospatial … Read More
Physische Erreichbarkeiten von Krankenhäusern in Subsahara Afrika – Analyse und Ergebnisse bei COVID-19 Symposium vorgestellt
Vom 06. bis zum 08. Juli fand das Online Symposiums “COVID-19 als Zäsur? Geographische Perspektiven auf Räume, Gesellschaften und Technologien in der Pandemie” statt. Teilnehmer aus Geographie, Medizin, Public health und meidizinischer Geographie diskutierten über drei Tage in sechs verschiedenen … Read More
How to become ohsome part 6: Introducing the magical filter parameter
We are back again with a fresh part of the How to become ohsome blog series. In case this 6th part of the series is your first one, or you have not heard from our awesome OpenStreetMap History Data Analytics … Read More