1. A process for determining a location of a pattern identified with respect to a first point within an image, comprising: providing a template representative of said pattern, subdividing said pattern into sub-images, comparing each of said sub-images to said template to determine a matching portion of the template, determining reference points of said pattern, wherein each of the reference points with respect to a respective sub-image corresponds to the first point with respect to the matching portion of the template, and processing together said reference points to determine the location of said pattern.