Dahua NVR52-4KS2 Series User Manual page 317

Select a channel, and then click Add.
Step 2
Step 3 Select the Enable checkbox.
Step 4 Click to draw abnormal detection rule and area.
under Parameters , and then select Self-adaptive or Custom.
Step 5 Click
1. Select the alarm type.
Self-adaptive : The algorithm will customize the number of people who have
●
reached crowding based on target pixels in the current image.
Figure 5-181 Abnormal Detection
Figure 5-182 Self-adaptive
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