SimilarityRank
surveillance_camera 0.891 49211
CCTV_camera 0.819 58712
video_surveillance 0.786 73993
security_system 0.723 17402
video_camera 0.717 26086
CCTV 0.713 22213
alarm_system 0.687 42615
camera_system 0.673 77424
home_security 0.671 91678
camera 0.646 1112
Security_Systems 0.625 91903
motion_sensor 0.617 73739
burglar 0.597 52155
surveillance_system 0.589 38173
a_video_camera 0.570 97612
security_solution 0.566 69852
camcorder 0.565 40781
fire_alarm 0.562 60622
door_lock 0.554 90739
metal_detector 0.551 81837
security_guard 0.550 21703
home_automation 0.544 70821
access_control 0.542 30045
webcam 0.540 21793
smoke_detector 0.538 69498