1. Faculty of Applied Sciences, NTIS – New Technologies for the Information Society – Research Center, University of West Bohemia, Pilsen, Czech Republic
2. Department of Geomatics, Faculty of Applied Sciences, University of West Bohemia, Pilsen, Czech Republic
3. Faculty of the Built Environment and Architecture Delft University of Technology, 3D Geoinformation Research Group, Delft, the Netherlands
4. Department of Geoinformatics, Faculty of Science at Palacký University in Olomouc Olomouc, Czech Republic