In cross-cultural studies it was noted that "the perception of motion as represented in the rotating trapezoidal window is governed, under optimal conditions, by nativistic determinants or by the unconscious utilization of residual (but not immediately relevant) experience, or both . . ‥ At the same time, object connotation (meaning) based on closely relevant cultural experience helps to determine the nature of the perceived movement under marginal conditions." 24 references. (PsycINFO Database Record (c) 2006 APA, all rights reserved)