1. Department of Industrial and Manufacturing Systems Engineering, University of Michigan, Dearborn, 4901 Evergreen Road, Dearborn, MI 48128-1491
2. Department of Image and Video Analytics, Institute for Infocomm Research, 1 Fusionopolis Way, #21-01 Connexis, Singapore 138632
3. Department of Industrial and, Operations Engineering, University of Michigan, Ann Arbor, 1205 Beal Avenue, Ann Arbor, MI 48109