More Than Just for Sports (IMAGE) Ecole Polytechnique Fédérale de Lausanne Caption The same system can be used in the operating room or to observe crowd flow. Credit EPFL Usage Restrictions with credit 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.