1. Department of Computer and Information Sciences, Temple University, Philadelphia, PA, USA
2. Department of Electrical and Computer Engineering, The University of Texas at Dallas, Richardson, TX, USA
3. Department of Mathematical Sciences, The University of Texas at Dallas, Richardson, TX, USA
4. Department of Mechanical Engineering and (Affiliated) Department of Electrical and Computer Engineering, The University of Texas at Dallas, Richardson, TX, USA
5. Department of Electrical and Computer Engineering, Princeton University, Princeton, NJ, USA