1. School of Civil and Environmental Engineering, Cornell University, Ithaca, New York, USA
2. Former Graduate Student, Holcombe Department of Electrical and Computer Engineering, Clemson, South Carolina, USA
3. Department of Civil and Environmental Engineering, University of Illinois at Urbana-Champaign, Champaign, Illinois, USA
4. School of Civil and Environmental Engineering and Earth Sciences, Clemson, South Carolina, USA
5. Holcombe Department of Electrical and Computer Engineering, Real-Time Power and Intelligent Systems Laboratory, Clemson, South Carolina, USA