| Similarity | Rank | |
|---|---|---|
| early_warning_system | 0.720 | 89810 |
| early_warning | 0.710 | 53916 |
| safety_system | 0.634 | 64925 |
| detection_system | 0.631 | 73007 |
| alarm_system | 0.615 | 42615 |
| monitoring_system | 0.610 | 31034 |
| monitor_system | 0.582 | 56485 |
| warning | 0.579 | 4241 |
| alert | 0.571 | 3376 |
| navigation_system | 0.567 | 46291 |
| radar_system | 0.562 | 98814 |
| an_alarm | 0.557 | 71504 |
| surveillance_system | 0.554 | 38173 |
| emergency_response | 0.553 | 27614 |
| communication_system | 0.552 | 16611 |
| Alert | 0.545 | 30959 |
| countermeasure | 0.545 | 45918 |
| protection_system | 0.544 | 94649 |
| security_system | 0.539 | 17402 |
| siren | 0.536 | 25137 |
| alarm | 0.527 | 5585 |
| fire_alarm | 0.527 | 60622 |
| situational_awareness | 0.524 | 69859 |
| control_system | 0.516 | 10553 |
| sensor_system | 0.515 | 91943 |