A More Useful Algorithm for Signal Processing (image) Iowa State University Share Print E-Mail Caption Here are three examples of 16-point chirp contours on the unit circle. The ICZT algorithm developed by Iowa State engineers can work with all three while the one previously used can work only with the last contour. Credit Figure courtesy of Alexander Stoytchev. Usage Restrictions None 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.