Researchers Identify Patterns in Data (IMAGE) Princeton University, Engineering School Caption David Blei (right), an associate professor of computer science at Princeton, and Prem Gopalan (left), a doctoral student, have developed a method to identify groups within vast sets of data such as patents or scientific research citations. Credit Photo by Frank Wojciechowski for the School of Engineering and Applied Science Usage Restrictions Non commercial use 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.