The Key Laboratory of Dynamic Cognitive System of Electromagnetic Spectrum Space;
Ministry of Industry and Information Technology;
Nanjing University of Aeronautics and Astronautics;
Nanjing 210016;
China;
The Shell Eastern Petroleum Pte.Ltd.;
Singapore 903808;
Singapore;
The Dept.of Information Systems Technology and Design;
Singapore University of Technology and Design;
Singapore 487372;
Singapore;
routing; unmanned aerial vehicles(UAVs); flying ad hoc networks(FANETs); mobility prediction; particle swarming optimization(PSO);