Network Video Recorder User Manual
62
A<->B
Only the arrow on the B side shows. An object crossing a configured line in both directions
can be detected and trigger alarms.
A->B
Only an object crossing the configured line from the A side to the B side can be detected.
B->A
Only an object crossing the configured line from the B side to the A side can be detected.
3) Optional: Set Target Detection as Human or Vehicle to discard alarms which are not
triggered by human body or vehicle.
Note
This function is only available for certain models.
4) Click Draw Area and draw a quadrilateral in the preview window by specifying four vertexes
of the detection region.
6. Set the arming schedule. Refer to Configure Arming Schedule for details.
7. Set the linkage actions. Refer to Configure Alarm Linkage Action for details.
8. Click Apply.
Intrusion Detection
Intrusion detection function detects people, vehicles, or objects that enter and loiter in a pre-
defined virtual region.
Steps
1. Go to Configuration → Event → Smart Event → Intrusion.
2. Set Camera.
3. Turn on Enable.
4. Optional: Check Save VCA Picture to save the captured pictures of VCA detection.
5. Set the detection rules and detection areas.
1) Set Arming Area. Up to 4 arming areas are selectable.
2) Adjust Time Threshold and Sensitivity.
Sensitivity
The size of the object that can trigger the alarm. The higher the value is, the more easily
the detection alarm will be triggered. Its range is [1-100].
Time Threshold
Range [1s-10s], the threshold for the time of the object loitering in the region. When the
duration of the object in the defined detection area is longer than the set time, the alarm
will be triggered.
3) Optional: Set Target Detection as Human or Vehicle to discard alarms which are not
triggered by human body or vehicle.
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