Abandoned/Missing Object Detection; Crowd Density Detection - Speco N8NRN User Manual

AI Event Management

9.5 Abandoned/Missing Object Detection

① Click Start Settings AI/Event AI Event Object Abandoned/Missing to go to the following interface.
② Select the camera, enable the object detection and set the duration and detect type. There are two detection types: Abandoned object and
missing object.
Abandoned object: Alarms will be triggered if there are articles left in the pre-defined detection area.
Missing object: Alarms will be triggered if there are articles missing in the detection area drew by the users.
③ Select the alarm area and area name. A maximum of 4 alarm areas can be set.
④ Draw the alarm area of the object detection. Refer to the interface as shown above. Check "Draw Area" and then click around the area where
you want to set as the alarm area in the image (the alarm area should be a closed area). Uncheck the "Draw Area" if you finish the drawing. Click
the "Clear" to delete the alarm area.
⑤ Click "Trigger Mode" to configure abandoned/missing object detection alarm linkage items. Enable or disable "Record", "Snapshot", "Push",
"Alarm-out", "Preset", "Buzzer", "Pop-up Video" and "E-mail". The alarm linkage settings are the same as the face detection alarm (see 9.1.1 Face
Detection Settings for details).
⑥ Click "Apply" to save the settings.

9.6 Crowd Density Detection

Only some IPCs may support this function.
Crowd Density Configuration:
Alarms will be triggered if the crowd density exceeds the set threshold value in the pre-defined area.
① Click Start Settings AI/Event AI Event Crowd Density to go to the following interface.
② Select the camera, enable the crowd density detection and set the duration, refresh frequency and alarm threshold.
Refresh Frequency: It refers to the refresh time of the detection result report.
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NVR User Manual