Dahua HFD23/005-1ZS User Manual page 250

2) Set the searching parameters by selecting the face database and gender, and entering
name and ID No. according to your actual requirement.
3) Click Search to display the results that satisfy the requirement.
Click Reset to clear the searching parameters.
4) Select the picture and then click Save.
The picture is displayed on the Search by Picture interface.
Local Upload

Plug the USB storage device (with face pictures) to the Device, and then click Local
Upload. Then select the picture from the USB storage device, and then click OK. The
selected face pictures are uploaded.
After the face pictures are uploaded, continue to configure other parameters (channel, start
time, end time, and similarity).
Click Smart Search.
The searching results are displayed.
Search by picture
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User's Manual