HeiGIT members Melanie Eckle and Martin Hilljegerdes were invited to the “Digital in civil protection” congress of the Landesverband Westfalen-Lippe in Münster to share insights and to present current activities all around “Potentials of Open Data and Digital Humanitarians for … Read More
Blog
The future of OpenMapSurfers tiles
OpenMapSurfer is the name of a web tile service based on OpenStreetMap data developed by Maxim Rylov and hosted by the Heidelberg Institute for Geoinformation Technology. The map style is a general purpose “basemap” layer featuring some unique properties, such … Read More
Micro-Mapping für KI: Exponat auf der MS Wissenschaft
Auch dieses Jahr geht das Ausstellungsschiff MS Wissenschaft auf Tour. Im Fokus steht das Thema Künstliche Intelligenz (KI). Mit an Bord das Exponat „Micro-Mapping“, das wir am HeiGIT in Kooperation mit dem Alfred-Wegener-Institut erstellen. Unser Exponat stellt die Bedeutung des … Read More
Solve routing optimization with VROOM + openrouteservice
The most optimal route through Germany’s 15 biggest citys. It’s the shortest route of exactly 43.589.145.600 different alterations. In a Vehicle Routing Problem (VRP, an example is the Traveling Salesman Problem), we are concerned with finding optimal routes for a … Read More
How to become ohsome part 2: Comparing different regions based on their attributive completeness of OSM data
Welcome back to the second part of the blog series how to become ohsome. If you have not read the first part yet, better go and check it out now. It explains how you can create an ohsome visualization of … Read More
Road access restriction information in openrouteservice
The new year started in the openrouteservice team at HeiGIT with the release of openrouteservice 4.7.2. In this release there were a number of bug fixes, but also some new features. The main one of these is the inclusion of … Read More
State of the Map 2019: Website is online now
State of the Map is the annual event for all mappers and OpenStreetMap users. Enjoy three days in Heidelberg with talks, discussions, workshops, code and documentation sprints all around the free and open map of the world. Subscribe to the … Read More
openrouteservice-js – your JS library for spatial node applications!
In addition to our previously released and highly appreciated python and R libraries we now offer an additional JavaScript API making the usage of the openrouteservice ecosystem covering the entire globe based on OpenStreetMap in your web applications terribly simple. … Read More
Accessibility analysis of public transport in Stuttgart
The Statistical Office of the City of Stuttgart determined the walking time to the nearest public transport stop for every place in the city using our QGIS plugin OSM Tools. With OSM Tools it only takes a few mouse clicks … Read More
openelevationservice: enrich geometries with elevation
We published a new endpoint within the openrouteservice API ecosystem: openelevationservice. It queries a remote DEM for every vertex of a LineString or Point geometry. The underlying DEM is limited to SRTM v4.1 by CGIAR Consortium for Spatial Information as … Read More
How to become ohsome part 1: Visualizing the historical evolution of OSM buildings of your city
This blog post is the start of a series of posts, which describe what you are able to do using the ohsome framework developed at the Heidelberg Institute of Geoinformation Technology (HeiGIT). OpenStreetMap (OSM), the biggest open map of our … Read More
Conceptual compliance analysis with the OSHDB, Part 2
In a previous blog post we performed a conceptual compliance analysis between OSM data and several tagging-guidelines using the OSHDB API. The results were visualized in a linechart, comparing the different compliance ratio over several months. In this post we explain … Read More
Spatial conceptual compliance analysis with the OpenStreetMap History Database (OSHDB)
In a previous blog post we performed a conceptual compliance analysis between OSM data and several tagging-guidelines using the OSHDB API. The results were visualized in a line chart, comparing the different compliance ratio over several months. The following analysis … Read More
Conceptual compliance analysis with the OSHDB, Part 1
Conceptual compliance measures to what degree contributors of volunteered geographic information (VGI) are using proposed tagging-standards. Here, we look into OpenStreetMap (OSM) as the most well-known example for VGI. In OSM the most important tagging-guideline is defined by its wiki. … Read More
Conceptual compliance analysis with the OpenStreetMap History Database (OSHDB)
Conceptual compliance measures to what degree contributors of volunteered geographic information (VGI) are using proposed tagging-standards. Here, we look into OpenStreetMap (OSM) as the most well-known example for VGI. In OSM the most important tagging guideline is defined by its … Read More
New OpenRouteService API playground
After the release of the new OpenRouteService dashboard the team has worked on a new interactive API documentation application named API Playground , that allows the users to explore all the OpenRouteService API services, parameters and responses in an intuitive … Read More
Generating Customized Pleasant Pedestrian Routes Based on OpenStreetMap Data
In a newly published open access paper, we present a system that generates customized pedestrian routes entirely based on data from OpenStreetMap (OSM). The system enables users to define to what extent they would like the route to have green … Read More
Explore the ohsome OSM History of whole Germany
Our new ohsome dashboard is another preview on what is and will be possible with our ohsome OpenStreetMap history analytics platform. Behind the scenes, we added support for the Apache Ignite big data framework and deployed an instance using the … Read More
openrouteservice elevation goes farther north than ever before
Last week we have been upgrading the openrouteservice, and with that has come the ability to include elevation information in routing pretty much anywhere on the globe (sorry people on Antarctica, but we don’t have routing for you just yet). … Read More
Jupyter Notebook: Combining Twitter Data and OpenRouteService Directions API
In the case of a disaster fast response is important and life saving. Information on blocked streets is crucial, but a the same time this infornations needs to be considered by routing engines in real-time. However, many routing engines use … Read More