no code implementations • 26 Jul 2019 • Il Yong Chun, Zhengyu Huang, Hongki Lim, Jeffrey A. Fessler
Iterative neural networks (INN) are rapidly gaining attention for solving inverse problems in imaging, image processing, and computer vision.
1 code implementation • 5 Jun 2019 • Hongki Lim, Il Yong Chun, Yuni K. Dewaraja, Jeffrey A. Fessler
Image reconstruction in low-count PET is particularly challenging because gammas from natural radioactivity in Lu-based crystals cause high random fractions that lower the measurement signal-to-noise-ratio (SNR).