ATLAS Dataset (IMAGE) University of Southern California Caption The ATLAS dataset, which took more than 500 hours to create, is now available for download. This image depicts the distribution of lesions in the dataset; the redder the color, the more patients had lesions in that region. Credit Image courtesy of USC Mark and Mary Stevens Neuroimaging and Informatics Institute / Tyler Ard Usage Restrictions Use credit as is. 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.