User's Manual

Operation Manual
103
Procedure
1. Select
AI
>
Smart Plan
.
2. Click next to
IVS
to enable IVS of the corresponding channel, and then click
Next
.
3. Click the
Global Config
tab.
Figure 8-18 Global configuration of IVS
4. Set calibration area and ruler.
a. Click and draw a calibration area in the image, and right-click to finish the drawing.
b. Click the ruler icon to draw one horizontal ruler and three vertical rulers in the calibration
area.
● indicates vertical ruler, and indicates horizontal ruler
● Select an added ruler, and click to delete the ruler.
5. Set the sensitivity.
Adjust the filter sensitivity. With higher value, it is easier to trigger an alarm when
low-contrast object and small object are captured, and the false detection rate is higher.
6. Click
Apply
.
Result
1. Select the verification type, and then click
Calibration Verification
.
To verify vertical ruler and horizontal ruler, respectively select
Height Verification
and
Width Verification
.
2. Draw a straight line in the image to verify whether the rulers are correctly set.
In case of big difference between the estimated value and the actual one, fine-tune or reset
parameters until the error requirement is met.
8.4.2 Rule Configuration
Set rules for IVS, including cross fence detection, tripwire, intrusion, abandoned object, moving
object, fast moving, parking detection, crowd gathering, and loitering detection.
● Select
AI
>
Smart Plan
, and enable
IVS
.
● Select
AI
>
Smart Plan
>
Global Config
to finish global configuration.
For the functions and applications of the rules, see Table 8-6.