Vivotek SC8131 User Manual page 20

VIVOTEK
13. For Line Crossing and countng configuration, unnecessary objects should be avoided.
A door, a floating curtain, and moving objects such as an escalator can cause mistakes
with calculation.
14. If the VAST software is used for accumulating counting results, set the counting event
notification option to the "real-time" mode.
15. Apply to exclude some regions if the interference should occur near the object
trajectories. The camera might acquire incorrect depth estimation if its FOV covers the
following materials:
Homogeneous surface -
20 - User's Manual