Search results for: “iscram”
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HeiGIT participates at virtual HOT Summit 2020
Next week the HOT Summit will take place. The conference takes already place for the sixth time and it is the fifth consecutive time that we from HeiGIT/GIScience Heidelberg do contribute a session. This years topic is 10 Years of Humanitarian OpenStreetMap: The Past, Present, and Future of Humanitarian Mapping. It will be a one day…
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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,…
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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…
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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…
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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…
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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…
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Introducing the humstats.heigit.org dashboard about Humanitarian Mapping in OpenStreetMap
Since 2010 organized humanitarian mapping has evolved as a constant and growing element of the global OpenStreetMap (OSM) community. With more than 7,000 projects in 150 countries humanitarian mapping has become a global community effort. Mappers have added more than 60 Million buildings to OSM through HOT’s Tasking Manager. That’s around 13% of all OSM…
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Humanitarian OpenStreetMap Team has been selected by the Audacious Project
The Humanitarian OpenStreetMap Team (HOT) has announced major financial support from the Audacious Project, which will be provided over the next five years. HOT aims to use this funding to grow OpenStreetMap (OSM) communities in 94 countries. By engaging one million volunteers the goal is to map an area home to one billion people living…
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ohsome API 1.0 is here
As we’ve announced it in a previous post, the Open Source release 1.0 of the ohsome API has finally arrived. As a reminder, or for those of you that hear “ohsome” for the first time, the aim of the ohsome OpenStreetMap History Data Analytics Platform is to make OpenStreetMap’s full-history data more easily accessible for various kinds…
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Analysing OSM Completeness of health facilities in Sub-Sahara Africa in ohsomeHeX
A new map in ohsomeHeX provides an overview of areas in Sub-Sahara Africa where information on health facilities is still missing in OpenStreetMap (OSM). The completeness of OSM is measured by comparing to a reference dataset on public health facilities in Sub-Sahara Africa, which was developed by Maina et al. 2019. Especially in these days,…
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ohsome presentation in Malta at the 3rd International Workshop on Spatial Data Quality
Around 55 participants gathered in Malta for the 3rd International Workshop on Spatial Data Quality 2020 from 28th to 29th of January. Among national mapping agencies, software providers and standardization organizations, HeiGIT had the opportunity to present its ohsome – OSM history analytics platform for analyzing spatial data quality by looking at the temporal development…
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Mapping Rohingya Refugee Camps in Bangladesh – An Analysis Using the OSHDB API
Humanitarian mapping activations show increasing numbers of contribution. This blog post illustrates the specific potential of the Open Source OSHDB API [1] for detailed analyses of such activations by means of a case study. The examined area is Cox’s Bazar in Southeast Bangladesh, where almost 1 million Rohingya refugees fled to from Myanmar in 2015.…