1. An image sensing system for a vehicle, said image sensing system comprising: an imaging sensor comprising a two-dimensional array of light sensing pixels; said imaging sensor having a forward field of view through the windshield of a vehicle equipped with said image sensing system to the exterior of the equipped vehicle; wherein said imaging sensor is operable to capture image data; a control comprising an image processor; wherein said image sensing system determines an object of interest present in said forward field of view of said imaging sensor via processing of said captured image data by said image processor; and wherein said image processing comprises spatial filtering.