Rochester NY, a small city located at Lake Ontario, became a gathering place for the international ISCRAM community last week. Researchers and practitioners from over 20 countries presented their latest work, ideas and needs related to crisis management at the 15th ISCRAM conference.
Crisis and humanitarian management being one of the main focuses of the HeiGIT/ [...]
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Disaster mapping activations that are supported by many volunteers with various levels of experience raise questions related to the quality of the provided Volunteered Geographic Information. Learning about the data quality that can be expected in a disaster activation helps to evaluate the quality and fitness for purpose of the OSM data.
At the ISCRAM 2018 [...]
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Posted in Services, Software, VGI Group on May 10th, 2018
Among semi-automated methods and pre-processed data products, crowdsourcing is another tool which can help to collect information on human settlements and complement existing data, yet it’s accuracy is debated. Whereas the potential of crowdsourced datasets for training of machine learning algorithms has been explored recently, only few work has been done towards utilizing machine learning [...]
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Posted in OSM, Services, Software, VGI Group on May 8th, 2018
Accessibility is a widely discussed topic and there are a growing number of efforts to sensitise European cities and municipalities to the topic. A focus of such efforts is the facilitation of easy access to public places for everyone, including those with walking disabilities, balance and visual disorders, as well as people requiring the use [...]
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Posted in OSM, Services, Software on Apr 26th, 2018
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 as the Ohsome Nepal Dashboard prototype. The communication with the Ohsome API works via HTTP GET and POST requests as [...]
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Posted in Services, Software on Apr 26th, 2018
As promised we offer some more examples on how to use Openrouteservice for some applications. In this notebook example, we’d like to showcase one way to go about finding an apartment based on OSM data. We’ll using different openrouteservice API’s to help you look for an apartment.
Here is the full example with code and interactive [...]
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Posted in Services, Software on Apr 22nd, 2018
Great news for all enthusiasts of R stats - the popular open source stats system: the HeiGIT ORS team has developed a package to facilitate querying the openrouteservice API from R. It allows you to painlessly consume the following services:
directions (routing)
geocode
isochrones (accessibilty)
time-distace matrix
pois (points of interest)
You do not have to fiddle with processing any street network data, but will [...]
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Posted in Events, OSM, Services, Software on Apr 21st, 2018
The Ohsome OSM history analytics platform, developed at HeiGIT, will be presented at the following conferences:
ISCRAM in Rochester, NY, USA (20th - 23rd of May)
In the short paper for the International Conference for Information Systems for Crisis Response and Management we illustrate the specific potential of the ohsome platform for disaster activations by means of two relevant case [...]
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Posted in OSM, Services, Software on Apr 13th, 2018
The OpenStreetMap History Database (OSHDB) is the main data backend developed at HeiGIT for the ohsome OSM history analytics platform, that will make OSM’s history data more accessible for further analysis. OpenStreetMap (OSM) is a rich resource of freely available geographic information. However, the possibilities for analyzing OSM data on a global scale are limited because of [...]
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Posted in OSM, Services, Software on Apr 11th, 2018
Once again we are extremely excited to announce a new open source project we have been working on over the past few months. To honor the name, we have coined it openpoiservice and it has the simple task of finding points of interest for a given geometry!
To this end, it is able to return [...]
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