1. Research Assistant, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin at Milwaukee, P.O. Box 784, Milwaukee, WI 53201-0784. ORCID: .
2. Professor, Dept. of Civil and Environmental Engineering, Univ. of Wisconsin at Milwaukee, P.O. Box 784, Milwaukee, WI 53201-0784 (corresponding author).
3. Professor, Dept. of Information Engineering, Jiangsu Open Univ., 399 North Jiangdong Rd., Nanjing 210017, China.