SimilarityRank
Aerial 0.801 35760
aerials 0.720 79875
reconnaissance 0.709 26532
unmanned 0.686 26624
ground-based 0.676 65588
helicopter 0.662 9221
UAV 0.658 49002
helicopters 0.658 16101
UAVs 0.652 60175
air-to-air 0.643 87779
airfield 0.642 30304
high-altitude 0.637 63273
aerobatic 0.632 79915
remote-controlled 0.626 84944
airborne 0.623 17144
parachuting 0.620 87734
B-52 0.617 82982
time-lapse 0.616 65257
biplane 0.614 79328
airfields 0.612 54606
amphibious 0.612 44573
spotters 0.608 81801
pyrotechnics 0.608 63099
anti-aircraft 0.607 53211
artillery 0.603 15757