1. Data Science Institute, German Aerospace Center (DLR), Jena, Germany
2. Department of Geography, University of Zurich, Zürich, Switzerland
3. Department of Geography, College of Science, Swansea University, Swansea, U.K.
4. Department of Civil and Environmental Engineering, Norwegian University of Science and Technology, Trondheim, Norway
5. Computer Science Department, Bauhaus-Universität Weimar, Weimar, Germany