Petersik J T
Department of Psychology, Ripon College, WI 54971, USA.
Percept Mot Skills. 1996 Jun;82(3 Pt 1):865-6. doi: 10.2466/pms.1996.82.3.865.
The spatial structure of the background upon which figures engage in apparent movement has been a neglected variable in research. In this pilot study, the presence of a sine-wave-grating as background had a strong influence on the quality of apparent movement that was perceived by 3 observers.