1. Department of Aeronautics and Astronautics, Massachusetts Institute of Technology, Cambridge, MA, United States
2. Aerospace Systems Directorate, Air Force Research Laboratory, WPAFB, OH, United States
3. Department of Aerospace Engineering, Pennsylvania State University, University Park, PA, United States
4. Department of Electrical & Computer Engineering, University of Illinois Urbana-Champaign, Urbana, IL, United States