no code implementations • 23 Apr 2024 • Utkarsh Gupta, Emmanouil Nikolakakis, Moritz Zaiss, Razvan Marinescu
Reconstructing digital brain phantoms in the form of multi-channeled brain tissue probability maps for individual subjects is essential for capturing brain anatomical variability, understanding neurological diseases, as well as for testing image processing methods.
no code implementations • 27 Feb 2024 • Peter Dawood, Felix Breuer, Istvan Homolya, Jannik Stebani, Maximilian Gram, Peter M. Jakob, Moritz Zaiss, Martin Blaimer
Noise variance maps obtained from the analytical expression correspond with those obtained via Monte-Carlo simulations, as well as via an auto-differentiation approach.
no code implementations • 12 May 2023 • Hoai Nam Dang, Vladimir Golkov, Thomas Wimmer, Daniel Cremers, Andreas Maier, Moritz Zaiss
The found radiofrequency pulse train designs generate an optimal signal for the NN to perform the SR task.
1 code implementation • 12 Apr 2023 • Thomas Wimmer, Vladimir Golkov, Hoai Nam Dang, Moritz Zaiss, Andreas Maier, Daniel Cremers
The ability of convolutional neural networks (CNNs) to recognize objects regardless of their position in the image is due to the translation-equivariance of the convolutional operation.
no code implementations • 22 Jul 2022 • Jonah Weigand-Whittier, Maria Sedykh, Kai Herz, Jaume Coll-Font, Anna N. Foster, Elizabeth R. Gerstner, Christopher Nguyen, Moritz Zaiss, Christian T. Farrar, Or Perlman
GAN-CEST images from a brain-tumor subject yielded a semi-solid volume fraction and exchange rate NRMSE of 3. 8$\pm$1. 3% and 4. 6$\pm$1. 3%, respectively, and SSIM of 96. 3$\pm$1. 6% and 95. 0$\pm$2. 4%, respectively.
Generative Adversarial Network Magnetic Resonance Fingerprinting +1