Network Video Recorder User Manual
116
Figure 7-17 Object Thrown from Building
2. Select a camera.
3. Optional: Check Enable AI by Device if this event shall be analyzed by the video recorder.
Note
● If Enable AI by Device is turned on, at least one engine mode should be configured as Object
Thrown from Building.
● If the selected camera can analyze this event by itself, you can choose to disable Enable AI by
Device, and let the camera do the analysis.
4. Check Enable Object Thrown from Building.
5. Click Area Settings and click to draw rule area.
Note
1. Click to start drawing, left click each time on the screen to determine a vertex, right
click to stop drawing. The inside of the drawn polygon is the shielded area. If you make a
mistake, you can click and redraw.
2. It is recommended to draw the detection area according to the outline of the building in
the screen.
6. Enter Rule Name. The default name is rule 1.
7. Set the detection parameters.
Sensitivity
Used to detect and filter object(s) that are definitely not thrown from the building. The higher
the value, the greater the possibility of a false alarm. Default value of 50 is recommended.
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