Study Models (IMAGE) Hokkaido University Caption These are examples of 3-D CG models used in the study. Credit Kawahara J. and Osugi T., Perception, Sept. 24, 2017 Usage Restrictions This image is copyrighted and can be used for reporting this press release if properly credited. License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.