Figure 5-151 Crowd gathering
2. Click
to draw the minimum size or maximum size to filter the target.
The system triggers an alarm only when the size of detected target is between the
maximum size and the minimum size.
3. Set parameters.
Table 5-38 Crowd gathering parameters
Parameter
Description
Preset
Select a preset you want to use IVS.
Name
Customize the rule name.
Duration
Set how long the object stays until the alarm is triggered.
Sensitivity
You can set alarm sensitivity. The higher the value, the easier to detect
crowd gathering but meanwhile the higher false alarm rate.
4. Click OK.
Step 6
Configure alarm schedule and linkage.
User's Manual
266
Summary of Contents for NVR5208-EI
Page 1: ...ZHEJIANG DAHUA VISION TECHNOLOGY CO LTD V2 3 6 Network Video Recorder User s Manual...
Page 97: ...Figure 2 116 Alarm input port 1 User s Manual 81...
Page 146: ...Figure 5 9 Unlock pattern login User s Manual 130...
Page 160: ...Figure 5 24 AcuPick human detection User s Manual 144...
Page 164: ...Figure 5 28 Shortcut menu 1 User s Manual 148...
Page 230: ...Figure 5 93 AcuPick human detection User s Manual 214...
Page 404: ...Figure 5 267 Pattern login User s Manual 388...
Page 441: ...Figure 5 305 File management Step 2 Click Add User s Manual 425...
Page 462: ...Figure 5 329 Shutdown 2 User s Manual 446...
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