1. University of Pisa,Department of Earth Sciences,Pisa,Italy
2. University of Pisa,Department of Information Engineering,Pisa,Italy
3. Budapest University of Technology and Economics,Department of Morphology and Geometric Modeling and HUN-REN-BME Morphodynamics Research Group,Budapest,Hungary
4. University of Padova,Department of Civil, Environmental and Architectural Engineering,Padova,Italy
5. University of Padova,Department of Information Engineering,Padova,Italy