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Tag Archive 'quality analysis'

Last week on Monday 12th, we organized a workshop for the CAP4Access project that aimed to discuss ideas and methods on how the developed tools and services within the project would be exploited especially after the project has came to an end.
Dr. Emmanuel Sofianopoulos was the expert for the workshop appointed by the European Commission. The workshop [...]

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Recently some of our work on intrinsic VGI quality analysis has been published. In this work we propose a framework to assess the quality of OSM building footprints data without using any reference data. More specifically, the OSM history data will be examined regarding the development of attributes, geometries and positions of building footprints. In [...]

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Successfull PhD Defence by Yingwei YAN

Our recent team member Dr. Yingwei YAN successfully defended his PhD thesis this very week.
We do congratulate him most cordially!
The thesis was conducted at the National University of Singapore at the Department of Geography before he joined the GIScience Heidelberg team. Yingwei worked for example on using fuzzy set theory to assure the [...]

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This Friday, Nov 4th, Alexander Zipf from GIScience Heidelberg will give a presentation at the WhereCamp 2016 conference in Berlin about some current activities and developments in the currently being established Heidelberg Institute for Geoinformatics (HeiGIT), core funded by the Klaus Tschira Foundation. This includes latest developments in Routing and Navigation solutions, such as OpenRouteService [...]

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Last week members of the GIScience group Heidelberg contributed two talks to the final COST ENERGIC meeting, which was held at the historic Oondatje Theatre of the Royal Geographical Society in London. On Thursday, Benjamin Herfort and Melanie Eckle talked about the latest achievements, current state and future avenues of data quality assessments in OpenStreetMap. [...]

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this week sees the Kick-Off Meeting of a new EU Horizon 2020 project called LandSense at International Institute for Applied Systems Analysis (IASA) Laxemburg Austria.

The overall aim of the LandSense project is to build an innovative citizen observatory in the field of LandUse LandCover (LULC), which collects data both actively (through citizens) and [...]

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today Dr. Ahmed Loai Ali successfully defended his Phd on “Enhancing Data Classification Quality of Volunteered Geographic Information” at Bremen Spatial Cognition Center with Prof. Freksa (Bremen) as first and Prof. Zipf (Heidelberg) as second reviewer. We congratulate Ahmed to his good results!
The groups collaborated also earlier (see ref. below) and Ahmed Loai Ali visited [...]

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The 7th PCC meeting for CAP4Access project took place on September 8th in Bonn. The meeting was focused on presentations and discussions regarding the works that have been progressed since the last meeting and more importantly, clarifying and planning on what remains to be done for the final deliverables by end of the year. From GIScience [...]

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recently we were happy to receive the notification that two new research projects will be funded by the Deutsche Forschungsgemeinschaft (DFG) the German main funding agency for fundamental research.
Both projects belong to the DFG Priority Programme “Volunteered Geographic Information: Interpretation, Visualisation and Social Computing“ (SPP 1894).
The two projects are:

A:) IntrisicOSMquality: A framework for measuring [...]

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While Volunteered Geographic Information (VGI) is gaining more and more popularity and VGI datasets are being used in various projects, there are always concerns about the quality of them. During the past years several studies have been performed regarding VGI quality assessment by employing different methods/approaches. However, if one needs to evaluate the quality of [...]

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