User Manual

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2. From the Video Analysis drop-down list, select Advanced Missing Object Detection, select the
desired cameras, and then click Setting. This dialog box appears.
Figure 3-56
3. Select a camera from the Camera Selection drop-down list.
4. Click the
button to outline the regions on the objects you want to detect. To cancel a
previously drawn area, click the
button and outline the area. To remove all previously drawn
areas, click the
button.
5. To adjust detection sensitivity, move the Sensitivity slider. The higher the value, the more
sensitive the system is for changes in the camera view.
6. To change the minimum duration required for the alarm to be activated, move the Tolerance Time
of Alarm slider or specify a value (in seconds) in the blank.
7. In the Options section, configure these settings:
 Automatically Disable Alarm: Stops all types of triggered alerts, including sound alarm,
flashing boxes and output module after the specified duration. Disabling the alerts will not
disable alert settings and the detection in progress.
 Skip Instant Light Change: Ignores sudden illumination changes to avoid false alarms. For
example, light switches can cause illumination changes suddenly. With the option selected,
the system will ignore significant illumination changes and continue monitoring. See the Note
in Crowd Detection earlier in this chapter.