Photo 1 (IMAGE) The University of Hong Kong Caption Prototype of a low-power, compact, and shielding-free MRI scanner using an open 0.05 Tesla permanent magnet. It incorporates active sensing and deep learning to address electromagnetic interference (EMI) signals. Credit The University of Hong Kong Usage Restrictions n/a License Original 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.