IDEAL-VGI: Analyzing and Improving the Quality and Fitness for Purpose of OpenStreetMap as Labels in Remote Sensing Applications

We are happy to announce that the IDEAL-VGI project by GIScience has been successfully completed. IDEAL-VGI was a tandem project in cooperation with Begüm Demir from the TU Berlin and was conducted under the umbrella of the VGIscience Second Phase … Read More

Analyzing the Changesets of OSM Newcomers

A new rate limit is introduced The OpenStreetMap (OSM) API recently introduced a rate limit, which is designed to limit the impact of a particular kind of map vandalism: new users signing up and mass editing OSM data, e.g. by … Read More

Spotlight on HeiGIT’s FOSSGIS 2024 Presentations

We’re thrilled to share some exciting news – our colleagues Julian Psotta and Benjamin Herfort are set to deliver talks at FOSSGIS 2024 in Hamburg, Germany! Julian Psotta will be presenting the openrouteservice project together with the Federal Agency for … Read More

Introducing OhsomeNowStats

Today, we’d like to shine a light on the online tool OhsomeNowStats. OhsomeNowStats allows users to take a look at the mapping activity in OpenStreetMap. This is especially useful for humanitarian organizations and mapathon organizers, because OhsomeNowStats data is updated … Read More

HeiGIT-Team Wins “Open Source Software for Sustainable Development Goals (OSS4SDG)” Hackathon

The HeiGIT team recently secured the top position in the third edition of the Open Source Software for Sustainable Development Goals (OSS4SDG) hackathon. These hackathons are based on the 17 Sustainable Development Goals (SDGs) of the UN. The participants were … Read More

Exploring OSM editor statistics by combining data from OSHDB and changeset DB

Exploring OSM editor statistics by combining data from OSHDB and changeset DB OpenStreetMap (OSM) marks one of the most successful and powerful open source, crowdsourced geomaps, with over 10 million registered users by 2023. Since 2008 this number has increased … Read More

Integration of OQT into the ohsome dashboard: Computing data quality metrics for OpenStreetMap

The ohsome dashboard has been and continues to be an easy access point to generate accurate statistics about the historical development of OpenStreetMap data for arbitrary regions. Now, the ohsome dashboard got extended to be able to compute data quality … Read More

Unleashing the Power of AI-Assisted Mapping in OpenStreetMap? – a webinar with HOT and Masaryk University

The ever-increasing volume and speed of corporate or machine learning-assisted mapping present unique challenges for individual volunteer mappers, particularly in terms of monitoring and validation. While the global impact and evolution of AI-assisted mapping in OpenStreetMap (OSM) remain largely unknown, … Read More

Isochrones (areas reachable within 2 hours from larger Japanese cities) by HeiGIT’s openrouteservice for bigger cities on the main islands of Japan, Marcel Reinmuth’s submission for Day 3 (“Polygons”) of Topi Tjukanov’s Twitter event #30DayMapChallenge. Map derived from OpenStreetMap data.

2022 #30DayMapChallenge Round-Up Part 4: The Whole Wide World

Featured Map: Isochrones (areas reachable within 2 hours from larger Japanese cities) by HeiGIT’s openrouteservice for bigger cities on the main islands of Japan, Marcel Reinmuth’s submission for Day 3 (“Polygons”) of Topi Tjukanov’s Twitter event #30DayMapChallenge. Map derived from OpenStreetMap … Read More

Object history revisions from Alishiba Dsouza of the University of Bonn, GIScience's Moritz Schott and Prof. Dr. Sven Lautenbach delivered the academic track talk, "Comparative Integration Potential Analyses of OSM and Wikidata – the Case Study of Railway Stations" slides.

HeiGIT and GIScience Contributions to Last Year’s Conference-athon

Featured Figure: Object history revisions from Alishiba Dsouza of the University of Bonn, GIScience’s Moritz Schott and Prof. Dr. Sven Lautenbach delivered the academic track talk, “Comparative Integration Potential Analyses of OSM and Wikidata – the Case Study of Railway Stations” … Read More

OSHDB Version 1.0 Has Arrived

Featured Photo: Ohsome dashboard interface for Heidelberg, Germany. In the words of Confucius, “The man who moves a mountain begins by carrying away small stones.” As we release OSHDB (OpenStreetMap History Database) Version 1.0, we look back at versions 0.5, … Read More

ohsome Region of the month – Temporal OSM developments in Kyiv

Welcome back to our ohsome region of the month series! In this post, we’ll take a look at the temporal development of highways and added smoothness-information, as well as social facilities and updates on map development for Kyiv. Before we … Read More

Near realtime OpenStreetMap data and stats: OSHDB and ohsome API are now updated hourly

We have exciting ohsome news! As many of you know, past OSHDB updates happened weekly and led to a delay between the data in OpenStreetMap (OSM) and our database. Basically, you had to wait up to a week to see … Read More

Mamapa Presentation and Discussion “Humanitarian Cartography Using OpenStreetMap”at the International Weeks Against Racism 2022

What contribution can be made to humanitarian projects by mapping in OpenStreetMap? And what opportunities are there to network with other like-minded people in the Heidelberg and Mannheim region, in other parts of Germany and also on a global scale … Read More

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 … Read More

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 … Read More

OpenRouteService for disaster management instance for the Philippines after Typhoon Rai

Just a couple of days ago, on December 16th, large area of the Philippines were hit by Typhoon Rai (local name Odette). The typhoon not only caused vast destruction but also hit many of the communities that already suffered most … Read More

Job Offer: “Lead: Geo Machine Learning for Good”, Senior Spatial Data Science Expert (m, f, d), 100%, permanent, HeiGIT gGmbH

Do you want to use your machine learning expertise for the benefit of society and the environment? Do you want to improve the availability and quality of geospatial data and further develop geoinformatics methods used for open, non-profit applications in … Read More

United Nations World Data Forum Blog on Healthcare Accessibility Map

In the context of the United Nations World Data Forum 2021 organised by the United Nations Statistics Division and UN member states a series of blogposts has been published by UNSTATS. Among them is one by Alexander Zipf about improving … Read More

HGG Vortrag: Digitale Geographie im Katastrophenmanagement

Einladung Vortrag Online: Dienstag, 14. Dezember 2021, 19:15 Uhr Melanie Eckle-Elze, Benjamin Herfort, Dr. Carolin Klonner Digitale Geographie im Katastrophenmanagement Klimawandel, Bevölkerungswachstum, Verstädterung und weitere zunehmende Landnutzungsveränderungen führen dazu, dass immer mehr Menschen in Risikogebieten leben. Um die vorhandenen Risiken … Read More