1. Graduate Student, Dept. of Architecture, Civil and Environmental Engineering, Swiss Federal Institute of Technology, Ecole Polytechnique Federale de Lausanne, EPFL ENAC IIC RESSLab, CH-1015 Lausanne, Switzerland; Dept. of Civil Engineering and Applied Mechanics, McGill Univ., Montreal, QC, Canada H3A 2K6.,
2. Associate Professor, Dept. of Architecture, Civil and Environmental Engineering, Swiss Federal Institute of Technology, Ecole Polytechnique Federale de Lausanne, EPFL ENAC IIC RESSLab, CH-1015 Lausanne, Switzerland (corresponding author).