Stereo Analysis; Enabling Smart Plan; Configuring Stereo Analysis; People Approach Detection - Dahua NVR21-4KS3 Series User Manual

Related Operations
● Play back video.
Click an image, and then click
During playback, you can:
◇
Click
◇
Click
◇
Click
● Add tags.
Select one or more images, and then click Add Tag.
● Lock.
Select one or more images, and then click Lock. The locked files will not be overwritten.
● Export.
Select one or more images, and then click Export to export selected search results in excel.
● Back up.
Select one or more images, click Backup, select the storage path and file type, and then click
Start to export files to external storage device.

5.9.8 Stereo Analysis

By drawing and setting the rules of stereo behavior analysis, the system will perform alarm linkage
actions when the video matches the detection rule. Types of events include: people approach
detection, fall detection, violence detection, people No. exception detection and people stay
detection.
● This function requires access to a camera that supports stereo behavior analysis.
● Stereo analysis and IVS are mutually exclusive and cannot be enabled at the same time.

5.9.8.1 Enabling Smart Plan

To use AI by camera, you need to enable the smart plan first. For details, see "5.9.3 Smart Plan".

5.9.8.2 Configuring Stereo Analysis

5.9.8.2.1 People Approach Detection

When two people stay in the same detection area longer than the defined duration or when the
distance between two people is larger or smaller than the defined threshold, an alarm will be
triggered.
Procedure
Step 1 Select Main Menu > AI > Parameters > Stereo Analysis.
Step 2 Select a channel and then click Add.
Step 3 Select Enable and then set Type to People Approach Detection.
Step 4 Draw detection rule.
to play back the related video.
to pause.
to stop.
to display AI rule. The icon changes to .
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User's Manual