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GIScience Blog

Category: Software

  • HELIOS++ 1.0.0 Software & Preprint Release

    The 3DGeo Research Group is proud to announce the release of their novel ray-tracing based laser scanning simulator HELIOS++! HELIOS++ is a general-purpose simulation software for virtual laser scanning data acquisition. Such data can be used to complement real data in many use cases. Some examples include the generation of training data for machine learning,…

  • ohsome street network analysis part 1

    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 most detailed info in OpenStreetMap as well as the best data consistency over the past…

  • 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 or no access at all to health facilities before an emergency. Many countries still posses…

  • 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 ohsomeHeX , dem OSM History eXplorer zu veröffentlichen, die eine komplett überarbeitete Benutzeroberfläche bietet. Diese macht es einfacher…

  • 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 one or more topics, choose different areas of interest and let ohsomeHeX create comparison graphs…

  • New embedded mode for OpenRouteService map client available

    The new openrouteservice map client development is in the final phase and has now a new feature that allows to show routes, isochrones and other features from openrouteservice (ORS) integrated on other websites. This allows webmasters and editors to embed those geographic features into their website using the new client. How to embed the maps…

  • 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 as valuable tools for disaster management. The HeiGIT services include: OpenRouteService API, sources, and clients,…

  • 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 to become ohsome blog post series. This time we will show you how to set…

  • Improved Isochrone Calculation released in openrouteservice v6.3.0

    With the release of openrouteservice v6.3.0 at HeiGIT, we are presenting a new and improved speed-up technique that makes it possible to calculate much larger isochrones than with the existing algorithm. An isochrone is an area on the map that can be reached from a starting point within a time or distance limit specified by…

  • OSM completeness mapping for airborne situation assessment following an earthquake

    As part of the LOKI project (Luftgestützte Observation Kritischer Infrastrukturen), a first test run of a newly launched OpenStreetMap (OSM) completeness mapping project in MapSwipe has been conducted yesterday. The aim of the LOKI project is to develop an interdisciplinary system that enables fast and reliable airborne situation assessments following an earthquake. The system will…

  • 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 data through one of our data extraction endpoints, you would always get the geometries clipped…

  • The future of working with OSM data

    The open, flexible and collaborative nature as well as the benefits and advantages of OpenStreetMap (OSM) lead to the creation of a whole new ecosystem evolving around the project. They range from local and global communities of data and software developers to a large amount of tools and services like disaster response, routing, art etc.…