1. Spatial Sciences Institute, University of Southern California, Los Angeles, USA
2. School of Environment, The University of Queensland, Brisbane, Queensland, Australia
3. School of Science, Royal Melbourne Institute of Technology (RMIT), Melbourne, Australia
4. Department of Geography, Oklahoma State University, Stillwater, Oklahoma, USA
5. Department of Environmental Sciences at Emory University, Atlanta, USA
6. Department of Computer Science, Emory University, Atlanta, USA
7. School of Geographical Sciences, University of Bristol, Bristol, UK
8. Geoinformation and Big Data Research Lab, Department of Geography, The Pennsylvania State University, University Park, USA
9. Department of Landscape Architecture and Urban Planning & Department of Computer Science & Engineering, Texas A&M University, College Station, TX, USA