HIKVISION iDS-9664NXI-M8/X User Manual page 114

Note
All unrecognized face pictures will be added to Strangers library, so that strangers can also
trigger the frequently appeared person alarm, and they use the similarity of Strangers library.
8. Set the arming schedule. Refer to Configure Arming Schedule .
9. Set linkage actions. Refer to Configure Linkage Actions .
10. Click Save.
Rarely Appeared Person Alarm
It will trigger an alarm when a person has appeared at a low frequency.
Steps
1. Go to Configuration → Event → People Frequency → Low Frequency Person .
2. Check Enable.
3. Set Capture Interval, Frequency Threshold, Statistics Cycle, and Daily Report Time.
Capture Interval
When a person has appeared several times within the capture interval, the device only
counts 1 time for this person.
Frequency Threshold
It will trigger an alarm when the frequency reaches the threshold.
Statistics Cycle
Network Video Recorder User Manual
Figure 7-9 Rarely Appeared Person
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