1. Ecole Normale Supérieure; Centre National de la Recherche Scientifique; Paris France
2. Delft Institute for Earth-Oriented Space Research; Delft Netherlands
3. Rensselaer Polytechnic Institute, Troy; New York USA
4. School of Computing; University of Canberra; Canberra Australia
5. Scripps Institution of Oceanography; University of California; San Diego, La Jolla California USA
6. National Coordination Agency for Surveys and Mapping; Cibinong Indonesia
7. Institut Teknologi Bandung; Bandung Indonesia
8. Department of Survey and Mapping Malaysia; Kuala-Lumpur Malaysia