1. Lyles School of Civil Engineering, Purdue University, West Lafayette, IN, USA
2. Department of Civil and Environmental Engineering, University of Michigan, Ann Arbor, MI, USA
3. Department of Civil and Natural Resources Engineering, University of Canterbury, Christchurch, New Zealand
4. Department of Computer Science, University of California at Irvine, Irvine, CA, USA
5. Department of Electrical Engineering and Computer Science, University of Michigan, Ann Arbor, MI, USA
6. Department of Civil and Environmental Engineering and the University of Michigan Transportation Research Institute, University of Michigan, Ann Arbor, MI, USA