College of Field Engineering;
Army Engineering University of PLA;
Nanjing;
210007;
China;
93182 troops;
People's Liberation Army;
Shenyang;
110000;
China;
93033 troops;
People's Liberation Army;
Shenyang;
110000;
China;
Automobile NCO Academy;
Army Military Transportation University;
Bengbu;
233011;
China;
Aerial images; Object detection; Feature pyramid networks; Multi-scale feature fusion; Swarm UAVs;