1. Professor, Department of Civil and Environmental Engineering, University of Florence, Florence, Italy
2. Researcher, National Research Council of Italy (CNR), Institute of Information Science and Technologies ‘A. Faedo’, San Cataldo, Pisa, Italy (corresponding author: )
3. Research Director, National Research Council of Italy (CNR), Institute of Information Science and Technologies ‘A. Faedo’, San Cataldo, Pisa, Italy
4. Researcher, National Research Council of Italy (CNR), Institute of Information Science and Technologies ‘A. Faedo’, San Cataldo, Pisa, Italy
5. Research Assistant, Department of Civil and Environmental Engineering, University of Florence, Florence, Italy