Surveying the Scene (image) Brown University Share Print E-Mail Caption Researchers trained a computational model to rate the ease of discriminating scenery categories, such as natural vs. man-made. That allowed them to test how people analyze what they see. Credit Serre lab/Brown University Usage Restrictions with credit Share Print E-Mail 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.