Dahua NVR41-4KS2 Series

User's Manual
254
Figure 4-153
Step 2 Draw the detection rule.
1) Click to draw the rule on the surveillance video. See Figure 4-154.
Figure 4-154
2) Set parameters. See Table 4-44.
Table 4-44
Parameter Description
Preset Set the preset point for IVS detection according to the actual needs.