Dahua Technology DH-XVR42 AN-I Series, Руководство пользователя

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User’s Manual
217
Backup
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To lock the files to make it unable to be overwritten, select the files, and then click Lock.
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To add a mark to the file, select the files and then click Add Tag.
5.11.3.3 Face Detection (For XVR5X-I and XVR7X-I series only)
Some series of devices can analyze the pictures captured by the camera to detect whether the faces
are on the pictures. You can search and filter the recorded videos the faces and play back.
If you select AI by device, then among face detection and recognition, IVS function, you can use one
of them at the same time for the same channel.
5.11.3.3.1 Configuring Face Detection Parameters
The alarms are generated according to the configured parameters.
Select Main Menu > AI > Parameters > Face Detection.