Dahua NVR21-4 KS2 Series, Руководство пользователя

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Local Basic Operation 182
Table 4-27
Parameter Description
RoI
Check the box to enable RoI function, system displays human face at the
enhanced way.
Rule
Click Setting to draw areas to filter the target.
You can configure two filtering targets (maximum size and minimum size).
When the target is smaller than the minimum size or larger than the maximum
size, no alarms will be activated. The maximum size should be larger than the
minimum size. Left click to drag the four angles to adjust the size.
Period
Configure the period and in the set time range, the corresponding
configuration item will be linked to start the alarm.
Target Face
Database
Click Target Face Database, system displays face database list. Select a
database from the dropdown list to compare.
Step 5 Set the Target Face Database .
Step 6
（
Optional
）
Click to modify the similarity. The lower the number is, the easier the
alarm linkage will trigger.
Step 7 Click to set the alarm linkage. See Figure 4-125.
Refer to
"
4.7.3 Database
"
for human target database settings information.
Figure 4-125
Step 8 Configure the parameters. See Table 4-28.
Table 4-28
Parameter Description
Period
Configure the period and in the set time range, the corresponding configuration
item will be linked to start the alarm.