Andong Hu, Centrum Wiskunde & Informatica, Multi-scale, Amsterdam, Netherlands; RMIT University, Geospatial Science, Melbourne, VIC, Australia, Brett A Carter, RMIT University, SPACE Research Centre, Melbourne, VIC, Australia, Julie Louise Currie, RMIT University, SPACE research Centre, Melbourne, VIC, Australia, Enrico Camporeale, University of Colorado, Cooperative Institute for Research in Environmental Sciences, Boulder, United States; Center for Mathematics and Computer Science (CWI), Amsterdam, Netherlands, Jannis Teunissen, Centrum Wiskunde & Informatica, Amsterdam, Netherlands, Robert Norman, RMIT University, Melbourne, Australia and Kefei Zhang, RMIT Univ, Melbourne, Australia