Secondary actor for Flex Belt Toning Belt none. Goal in context is to set the area of noise, such that if vehicle’s pixel area becomes too small even before it reaches the horizon tracking stops. This parameter also avoids bad tracking condition when vehicle is matched with noise pattern. Scope is tune parameters interface. Level is Tertiary. Pre condition is TMS Expert has an idea of the noise size. Post condition is the noise size is set. Trigger is to Successful execution of set horizon limit use case. Main success scenario Bad tracking is avoided. Use case number is Twenty-two.
