SimilarityRank
video_camera 0.559 26086
security_camera 0.551 35658
surveillance_camera 0.547 49211
security_guard 0.527 21703
security_check 0.524 72098
camera_system 0.508 77424
scanner 0.493 8710
CCTV_camera 0.489 58712
detector 0.480 8841
camera 0.470 1112
gate 0.470 2746
security_personnel 0.469 43061
alarm_system 0.466 42615
video_surveillance 0.463 73993
a_video_camera 0.461 97612
screener 0.459 84495
assault_rifle 0.456 82514
door_lock 0.455 90739
luggage 0.451 18892
security_officer 0.450 39496
hand-held 0.447 83835
security_system 0.445 17402
GPS_device 0.441 95703
padlock 0.439 86116
barbed_wire 0.439 53321