Volunteered Geographic Information (VGI) and social media data have become part of our everyday lives over the past few years. Whereas in the early beginnings of crowd-sourced data the collection occurred primarily to isolated, individual platforms, contribution patterns are now beginning to be more intertwined between different platforms, both [...]
Tag Archive 'quality analysis'
VGI-Analytics 2017 is the 4th workshop in a series of AGILE pre-conference workshops
Volunteered Geographic Information (VGI) and social media data have become part of our everyday lives over the past few years. Whereas in the early beginnings of crowd-sourced data the collection occurred primarily to isolated, individual platforms, contribution patterns are now beginning to be more [...]
On Tuesday 17th January, the CAP4Access/MyAccessible.EU came to a close after three years with the successful completion of the final European Commission review meeting in Brussels. Reviewers were highly pleased with the outcomes of the project, both on the technical and societal fronts.
At GIScience in Heidelberg, through the EC FP7 project we have extended the [...]
Posted in Events on Dec 21st, 2016
cfp: VGI-Analytics 2017
Volunteered Geographic Information (VGI): Integration, ANALYsis, applICationS
Tuesday, 9th May 2017, Wageningen University, The Netherlands at AGILE 2017
VGI-Analytics 2017 is the [...]
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 [...]
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 [...]
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 [...]
Posted in Events on Nov 3rd, 2016
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 [...]
Two talks @ Royal Geographic Society: Data quality in OSM and spatiotemporal social media data analysis
Posted in Events on Oct 16th, 2016
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. [...]
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 [...]