2022 On the Spatial Analysis of Urban User-Generated Geodata
Research Seminar
Urban Big Data Centre, University of Glasgow, United Kingdom
2022 Geographische Räume, neu konstruiert
Wissen ordnen und entgrenzen – vom analogen zum digitalen Europa?
Leibniz Institute of European History, Mainz, Germany
2022 Spatial Amplifier Filtering for Analysing Geosocial Media Data
Data Science Colloquium
Dortmund Data Science Center, TU Dortmund University, Germany
2021 What is Special about Spatial?
Data Competence Network
Dortmund Data Science Center, TU Dortmund University, Germany
2020 Spatial Analysis in the Digital Revolution
RIM Research Colloquium
Department of Spatial Information Management and Modelling, TU Dortmund University, Germany
2019 Spatial Analysis of Geosocial Media Data–Methodological Remarks
Geography Seminar Series
School of Geographical Sciences, University of Bristol, UK
2019 Place in GIScience – A human geographic overview of the components to be formalised
GIS Colloquium
Institute of Geography, Heidelberg University, Germany
2019 Plac(e)ing Social Media
DataBeers Warwick
University of Warwick, Coventry, UK
2018 Places–Analysing Human Urban Experiences
Mini Conference on VGI and Social Media for Urban Planning
Z_GIS, University of Salzburg, Austria
2018 Urban Spatial Heterogeneity – Nuisance, or Source of Information?
WISC Seminar, Warwick Institute for the Science of Cities
University of Warwick, Coventry, UK
2017 Topological and scale-related issues in Twitter analyses through superimposed forms of spatial heterogeneity
Annual Meeting of the American Association of Geographers
Hynes Convention Center, Boston, MA, USA
2017 Methodological challenges in the spatial analysis of georeferenced social media data
Center for Geographic Analysis, Harvard University, Cambridge, MA, USA
2016 Mining the “big noise:“ Challenges and opportunities of social media analysis
Mapping, Sensing, and Crowdsourcing Geographic Information
Royal Geographical Society, London, UK
2016 Spatial Analysis of Twitter Data
WISC Seminar, Warwick Institute for the Science of Cities
University of Warwick, Coventry, UK
2016 The mapping portal of the GE_Sell project
Coordination Meeting GE_Sell
Federal Agency for Agriculture and Food, Bonn, Germany
2015 Mixed-Scale Spatial Autocorrelation
Forum GI, Institute for Geoinformatics and Remote Sensing
Osnabrück University, Germany
2015 Sampling and management of species in the national responsibility of Germany within the WIPs-De project
Dialogforum Citizen Science
German Federal Environmental Foundation, Osnabrück, Germany
2014 Peeling the onion – multiple geographic scale levels within tweets
CrowdAnalyser Workshop 2014
Heidelberg Collaboratory for Image Processing, Heidelberg, Germany
2013 Multi-Scale Event Detection on Twitter Tweets
Geography Colloquium, Center for Geographic Analysis
Harvard University, Cambridge, MA, USA
2012 Using a geoportal in seed collection
Joint Congress of the Consortia for Seeds and Plant Breeding
Society for Plant Breeding, Osnabrück, Germany