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A Web App to generate and disseminate knowledge on urban green space qualities and their accessibility

Urban green spaces (UGSs) can provide important ecosystem services for citizens and their well-being. To make use of these services according to UGS user demands, urban residents, tourists, and city administrations should know where UGSs are located, what qualities they … Read More

GIScience and HeiGIT contributions to AGILE 2021 conference

The AGILE 2021 conference is taking place this week. It is the the 24rd AGILE conference on GIScience. AGILE is the Association of Geographic Information Laboratories in Europe and the 2021 conference is for the first time held as a … Read More

New publication on the Impact of Community Happenings in OpenStreetMap

Online knowledge projects such as OpenStreetMap (OSM) and Wikipedia have gained high importance, trust and even economic value. These projects and their content are maintained and enhanced by online communities that evolve around them. Yet, these communities and their members … Read More

New paper published: Participatory Mapping and Visualization of Local Knowledge: An Example from Eberbach, Germany

Flooded parking area in Eberbach in January 2019 (Picture: C.Klonner) Worldwide, more and more people are affected by flooding. Local knowledge provides a valuable source of information for disaster risk reduction. We present an approach for visualizing and formalizing this … Read More

Integration of Authoritative and Volunteered Geographic Information for updating Urban Mapping: Challenges and Potentials

A recently published paper provides a bibliometric review between integration of authoritative and volunteered geographic information (VGI) for the specific purpose of cartographic updating of urban mappings. The adopted methodology was through a bibliometric survey of the literature published by … Read More

ISPRS IJGI highlights our work on deep learning of Street Art from VGI and Street View Images

We are pleased to share that because of the response to our work, ISPRS IJGI selected our paper on Detecting Graffiti with Street View Images and Deep Learning to be highlighted as a title story through some graphics on the … Read More

Volunteered Geographic Information research in the first decade: a narrative review of selected journal articles in GIScience

More than 10 years have passed since the coining of the term volunteered geographic information (VGI) in 2007. A recently published article presents the results of a review of the literature concerning VGI. A total of 346 articles published in … Read More

Recap: Keynote on Smart Cities

Already in October 2019 Prof. Zipf was invited to give a keynote on “User Generated Geoinformation for Smart Cities” at the “Smart Cities, Smart Data, Smart Governance” ISPRS Conference at CEPT University in Ahmedabad (known for the Gandhi-Ashram), where he … Read More

Invited talk at the Spatial Data Science Symposium 2019, Santa Barbara

The Center for Spatial Studies, Department of Geography at the University of California, Santa Barbara is hosting the Spatial Data Science Symposium 2019 this coming week with the title “Setting the Spatial Data Science Agenda” Over 40 selected participants will … Read More

2nd Call for Papers: special issue of Transactions in GIS on “Geographical and Cultural Aspects of Geo-Information – Issues and Solutions” (+ workshop proceedings are online)

Last June, colleagues from the GIScience group – Dr. Tessio Novack, Dr. Michael Schultz and Prof. Dr. Alexander Zipf – together with Dr. Peter Mooney (Maynooth University, Ireland) and Dr. Yair Grinberger (The Hebrew University in Jerusalem, Israel) have organized … Read More

Brownbag Presentation by Jennings Anderson (University of Colorado Boulder) on OpenStreetMap data analysis

We cordially invite you to a Brownbag presentation by our Guest Researcher Dr. Jennings Anderson! When? Tuesday, 8/10/2019, 1-2.30 pm Where? Seminar room 15, INF 348 Jennings is a postdoctoral researcher at the University of Colorado Boulder exploring new approaches … Read More

Do you need a shady route because it is too hot?

IT IS HOT! So you are looking for a more shady pedestrian route through the urban jungle? You might then prefer some routes that go through public green spaces with trees and bushes. Thank goodness we are working already on … Read More

Successfull PhD Defence by Clemens Jacobs on Plausibility Estimation of Citizen Science Observations for Biodiversity

Last week Dr. Clemens Jacobs successfully defended his PhD about methods for assessing the data quality of citizen science observations of organisms. Congratulations, well done!!! We wish all the very best for the future! The research aimed at using geographic … Read More

Teaching at the Heidelberg Center for Latin America in Santiago de Chile

This year, Sabrina Marx and Martin Hilljegerdes were teaching the block course “GIS 2” at the Heidelberg Center for Latin America (HCLA) in Santiago de Chile. The course is part of the international Master program “Governance of Risks and Resources”, … Read More

GIScience / HeiGIT at ICT for Development, Kampala – Usage and Analyses of OpenStreetMap for Development

The 11th Information Communications Technology for Development (ICT4D) Conference brings together hundreds of public, private and civil society organizations, eager to share practical insights on applying digital technology to development, humanitarian, and conservation challenges. Participants share how they are using … Read More

HeiGIT supports Citizien Science @ Helmholtz ThinkCamp

We are always happy to support citizen science projects at the HeiGIT. HeiGIT/ GIScience efforts already range from tools that assess the data quality of citizen science projects (see, e.g., this blog post about “Plausible Parrots“) to approaches related to … Read More

Generating Customized Pleasant Pedestrian Routes Based on OpenStreetMap Data

In a newly published open access paper, we present a system that generates customized pedestrian routes entirely based on data from OpenStreetMap (OSM). The system enables users to define to what extent they would like the route to have green … Read More

Jupyter Notebook: Combining Twitter Data and OpenRouteService Directions API

In the case of a disaster fast response is important and life saving. Information on blocked streets is crucial, but a the same time this infornations needs to be considered by routing engines in real-time. However, many routing engines use … Read More

Deep Learning with Satellite Images and Volunteered Geographic Information

Recently, deep learning has been widely applied in pattern recognition with satellite images. Deep learning techniques like Convolutional Neural Network and Deep Belief Network have shown outstanding performance in detecting ground objects like buildings and roads, and the learnt deep … Read More