User Manual

Table Of Contents
Video Analysis
3
d Detection
cified area and
6 cameras can be co n.
3.17 Crow
Crowd detection is used to generate an alert when a crowd of people gathers in a spe
exceeds the defined time threshold.
Note: Up to 1 nfigured for this applicatio
1. Click the Configure button (No. 14, Figure 1-2), click Advanced Video Analysis, and select
tection Setting.
ars.
Crowd De
2. Select the desired camera(s) to be configured, and click Configure. This dialog box appe
Figure 3-61
3. Select a camera from the Camera Selection drop-down list.
4. By default the whole camera view is set to be the alarm region. Click the button to clear the
default setting. Click the
button to freely draw the alarm region. To cancel the previously
drawn area, click the
button.
5. Select Ratio of Changes. When the selected ratio of changes in the defined alarm region is
detected, the alarm will be activated. The smaller the ratio of changes, the more sensitive the
system is for changes in the camera view.
6. Specify Tolerance Time of Alarm in seconds that allows a crowd to stay before an alarm
condition is activated.
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