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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

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

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

Documentation of the Ohsome API

In a previous blog post we introduced the REST-based interface of our framework Ohsome (the OpenStreetmap History Analytics plattform) and gave an example link of a request. This blog post aims to give you some further information about the documentation … Read More

Analyse HOT Tasking Manager Projects with the ohsome API

In this example we show you how to use a Jupyter Notebook with the ohsome API to analyse mapping efforts for a HOT Tasking Manager project in Nepal!  

Ohsome – a high level architectural overview of the OSM History Analytics platform

Recently we introduced the ohsome platform for OSM History Analytics. Now we want to give you a high-level overview of the ohsome platform and the components it consists of. Ohsome API The ohsome platform is based on a three-layers API … Read More

The Ohsome API: dynamic OSM statistics for real-world applications

The Ohsome API, developed at HeiGIT, is part of the ohsome OSM history analytics platform (and yes, it is pronounced like the word „awesome“ 😉. It serves as the connection between the OpenStreetMap History Database (OSHDB) and possible frontends, such … Read More

Introducing the ohsome OSM History Analytics Platform

The big spatial data analytics team at HeiGIT is currently developing the ohsome OpenStreetMap history analytics platform. Our aim is to make OSM’s full-history data more easily accessible for various kinds of data analytics tasks on a global scale. OpenStreetMap … Read More