Dahua Technology DH-IPC-EBW81242N-AS-S2 12MP Outdoor Network Panoramic Fisheye Camera with Night Vision - Manual (Page 133)

Operation Manual
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Parameter Description
Duration
● For abandoned object, the duration is the shortest time for
triggering an alarm after an object is abandoned.
● For missing object, the duration is the shortest time for triggering
an alarm after an object is missing.
● For parking detection, crowd gathering, or loitering detection,
the duration is the shortest time for triggering an alarm after an
object appears in the area.
Sensitivity
● For fast moving, sensitivity is related to the triggering speed.
Lower sensitivity requires faster moving speed to trigger the
alarm.
● For crowd gathering, sensitivity is related to the alarm triggering
time. It is easier to trigger the alarm with higher sensitivity.
Step 8 Set arming periods and alarm linkage action. For details, see "6.4.1.2 Alarm Linkage".
Click
+ Event Linkage to set the linkage action.
Step 9 Click Apply .
To view alarm information on the alarm subscription tab, you need to subscribe relevant
alarm event. For details, see "6.4.1.3.2 Subscribing Alarm Information".
8.5 Setting Vehicle Density
Configure rules for vehicle density, including road congestion and parking upper limit, and you can
view vehicle statistics through the live interface.
Background Information
Configure rules for traffic congestion and parking upper limit. When the counted vehicle exceeds the
configured vehicle number and the congestion time exceeds the configured time, an alarm will be
triggered.
Procedure
Step 1 Select AI > Smart Plan .
Step 2 Click next to Vehicle Density , and then click Next .
Step 3 Click Add Rule to select rules.
Figure 8-23 Add rules
Step 4 (Optional) Click other icons at the right side of the image to draw detection area on the
image.
● Click to draw a detection area in the image. The detection area is the whole image
by default.
● Click , and then press and hold the left mouse button to draw a rectangle, the pixel
size is displayed.