Improving the Radio Spectrum (IMAGE) Virginia Tech Caption From left to right, are: Wenjing Lou, computer science, Hanif Sherali, industrial and systems engineering, and Thomas Hou, electrical and computer engineering, Virginia Polytechnic Institute and State University. Credit Virginia Tech Usage Restrictions None 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.