1. College of Automation/College of Artificial Intelligence, Nanjing University of Posts and Telecommunications, Nanjing, China
2. Unmanned Aerial Vehicle Research Institute, Nanjing University of Aeronautics & Astronautics, Nanjing, China
3. College of Economics and Management, Nanjing University of Aeronautics & Astronautics, Nanjing, China
4. College of Electronic and Information Engineering, Nanjing University of Aeronautics & Astronautics, Nanjing, China