American Dynamics VideoEdge User Manual download pdf (Page 148)

Video Intelligence

132 VideoEdge NVR 4.4 Installation and User Manual

a Overlap (%) - The amount of a detected object that must be in the region of interest

before an alarm is triggered. Use a higher setting to detect objects that are mostly

inside the region, and use a lower value to find objects that just brush the edge of the

region.

Abandoned / Removed

a Ove

rlap (%) - The amount of background change that must be in the region of

interest before an alarm is triggered. Use a higher setting to avoid finding nearby

changes or changes that are not completely in the region of interest.

b Wipe

out Amount Changed (%) - The percentage of the region of interest that must

change before an alarm is triggered. Adjust to look for either a larger or smaller

change in the region.

c Wipe

out Within (secs) - Time frame within which the change must occur in order to

trigger the alarm. A setting of 0 seconds represents instantaneous change.

Direction

a Ove

rlap (%) - The amount of a detected object that must be in the region of interest

while moving in the specified direction for an alarm to be triggered.

b Dir

ection - This is the general direction the object must move in to trigger an alarm.

You can choose North, South, East or West.

c T

raversal Time- This is the maximum amount of time which an object can take to

traverse most of the region before the alarm is triggered. This is to exclude objects

that move too slow.

Linger

a Ove

rlap (%) - The amount of detected object that must be in the region of interest

while lingering for an alarm to be triggered. Use a higher setting to avoid detecting

objects lingering nearby.

b L

inger Time- The minimum amount of time an object lingers before the alarm is

triggered.

Exit

a Ove

rlap (%) - The amount of detected object that must be in the region of interest

when the object leaves the scene for an alarm to be triggered. The object must

appear in the scene while being outside the region of interest by the same amount.

For best results select a higher overlap setting.

Enter

a Ove

rlap (%) - The amount of detected object that must be in the region of interest

when it first appears in the camera view. The object must leave the region of interest

by the same amount before an alarm is triggered. For best results select a higher

overlap setting.

11 Click

Save.

- End -

Editing a Video Intelligence Camera Alarm

You can make changes to Video Intelligence camera alarm rules if required, for example, you can

change the region of interest and update the parameters associated with that rule’s Video

Intelligence alarm type.

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