User's Manual

Network Video Recorder User Manual
177
Search by Picture
Purpose
To increase search accuracy, upload several pictures of one person to compare with captured
human body pictures.
Before you start
Import human body pictures in USB flash drive and connect it to device.

When there are multiple targets existing in the same picture, up to 30 target pictures can
be analyzed and displayed.

The maximum allowed picture size is 3840*2160.

The picture must be in jpg or jpeg format.

The picture name (with the suffix) cannot exceed 64 characters.

Make sure the picture you uploaded is clear and recognizable.
Go to Smart Analysis > Smart Search > Human Body Detection > Search by Picture.
Click Upload Sample from Local.
Select a picture in USB flash drive and click Import.
Select related pictures and click Upload.
Specify search conditions.
 Similarity: Device will analyze the similarity between samples and captured human body
pictures and show pictures the similarity of which are higher than the set one.
Click Start Search. Search results will be arranged in similarity ascending order.
Add Search Result as Sample Picture
Purpose
You can add searched human body pictures as sample pictures. And then search human body
pictures by the sample pictures.
Search human body pictures.
In search result interface, click to select a picture and click Add to Sample.
Return to search condition settings interface, the selected sample will be listed.