Enabling Smart Plan; Configuring Face Detection - Dahua NVR21-4KS3 Series User Manual

5.9.4.1 Enabling Smart Plan

To use AI by camera, you need to enable the smart plan first. For details, see "5.9.3 Smart Plan".

5.9.4.2 Configuring Face Detection

Configure alarm rules for face detection.
Procedure
Step 1 Select Main Menu > AI > Parameters > Face Detection.
Step 2 Select a channel, and then select AI by Reorder or AI by Camera as Type.
When AI by Camera is selected, you can enable Face Enhancement to improve face
detection efficiency.
Step 3 Click
Step 4 Click Setting next to Rule to draw areas to filter the target.
You can configure two target filters (maximum size and minimum size). The system
triggers an alarm when the size of detected target is between the maximum size and the
minimum size.
Step 5 Click Setting next to Schedule to configure the arming period.
Figure 5-113 Face detection
to enable face detection.
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