Vivotek ND9323P User Manual page 59

Below are the short introductions to these analytics functions:
Line Crossing Detection
The Line Crossing detection detects one or multiple persons crossing a virtual trip-wire. The
traffic direction can be assigned on screen for persons passing the line in one specific direction
or in both directions.
The applicable scenarios of this feature can be:
* Detects someone who enters a drive way, entrance, or exit through the virtual line.
* Detects and triggers an alarm in a predetermined direction.
* The detection line can be used as a fence boundary to know if someone has crossed the
articulated line around a perimeter.
Intrusion Detection
VIVOTEK Intrusion Detection can be used to detect people entering or leaving a virtual
area in the camera field of view.
Alerted zone
The applicable scenarios of this feature can be:
* Detects when a person enters a bank vault or school after the office hours.
* Detects when a person leaves an emergency exit or fire escape, or any place that is
normally forbidden from access.
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Detection line
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User's Manual - 59