Ai Search (Video Metadata) - Dahua NVR41-4KS2 Series User Manual

Motor Vehicle Detection.
Step 5 Draw detection rule.
1) Click
stop drawing.
2) Enter the rule name.
3) Click
The system triggers an alarm only when the size of detected target is between the
maximum size and the minimum size.
4) Click
5) Select A to B, B to A, or Both as direction for tripwire counting.
Tripwire counting is available when AI by Camera is used and the camera supports this
function.
6) Click OK.
Step 6 Click Apply.

5.9.8.3 AI Search (Video Metadata)

You can search for the video metadata detection results and play back related videos.
, and then draw a detection area on the video image. Right-click the image to
Figure 5-137 People detection
to draw the minimum size or maximum size to filter the target.
to enable face detection.
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