Tag: OSM History Analytics
-
Exploring Localness of OSM Data – An analysis using the 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 explore the temporal evolution of mapping in OSM and the information stored in its database,…
-
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…
-
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 assessment based on the ohsome API and the use of the openrouteservice API. Hands-on exercises…
-
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…
-
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.…
-
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 aware of this. Thank you for considering this work. Certainly this paper influenced also our…
-
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 several tools and technologies to have a closer look into that history of OSM edits…
-
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 tools and programming languages. In case this is your first blog of how to become…
-
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 by our intern Rosario in the last weeks. The new feature Let’s say you send…
-
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 Platform before (short form: ohsome platform), don’t worry. We’ve added some context, as well as…