Magnetic Resonance in Medicine

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24.04.2023

Quantitative Magnetic Resonance Imaging by Nonlinear Inversion of the Bloch Equations

Authors Scholand N, Wang X, Roeloffs V, Rosenzweig S, Uecker M Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2023 Apr 24. Abstract Purpose: Development of a generic model-based reconstruction framework for multiparametric quantitative MRI that can be used with data from different pulse sequences. Methods: Generic nonlinear model-based
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13.03.2023

Bayesian MRI reconstruction with joint uncertainty estimation using diffusion models

Authors Luo G, Blumenthal M, Heide M, Uecker M   Journal Magnetic Resonance in Medicine   Citation Magn Reson Med. 2023 Mar 13.   Abstract Purpose: We introduce a framework that enables efficient sampling from learned probability distributions for MRI reconstruction. Method: Samples are drawn from the posterior distribution given
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20.11.2022

Free-Breathing Myocardial T1 Mapping using Inversion-Recovery Radial FLASH and Motion-Resolved Model-Based Reconstruction

Authors Wang X, Rosenzweig S, Roeloffs V, Blumenthal M, Scholand N, Tan Z, Holme HCM, Unterberg-Buchwald C, Hinkel R, Uecker M Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2022 Nov 20. Abstract Purpose: To develop a free-breathing myocardial T1 mapping technique using inversion-recovery (IR) radial fast low-angle shot
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18.10.2022

Deep, deep learning with BART

Authors Blumenthal M, Luo G, Schilling M, Holme HCM, Uecker M Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2022 Oct 18. Abstract Purpose: To develop a deep-learning-based image reconstruction framework for reproducible research in MRI. Methods: The BART toolbox offers a rich set of implementations of calibration and reconstruction algorithms for
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26.01.2022

Real-time radial tagging for quantification of left ventricular torsion

Authors Mohammadi E, Nasiraei-Moghaddam A, Uecker M Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2022 Jan 26. Abstract Purpose: To develop a real-time radial tagging MRI for accurate measurement of rotational motion and twist of the left ventricle (LV). Methods: A FLASH-based radial tagging sequence with an undersampled
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12.11.2020

CG-SENSE revisited: Results from the first ISMRM reproducibility challenge

Authors Maier O, Baete SH, Fyrdahl A, Hammernik K, Harrevelt S, Kasper L, Karakuzu A, Loecher M, Patzig F, Tian Y, Wang K, Gallichan D, Uecker M, Knoll F Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2020 Nov 12. Abstract Purpose: The aim of this work is to
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16.09.2020

Model-based reconstruction for simultaneous multi-slice T1 mapping using single-shot inversion-recovery radial FLASH

Authors Wang X, Rosenzweig S, Scholand N, Holme HCM, Uecker M Journal Magnetic Resonance in Medicine Citation Magn Reson Med. 2020 Sep 16. Abstract Purpose: To develop a single-shot multi-slice T1 mapping method by combing simultaneous multi-slice (SMS) excitations, single-shot inversion-recovery (IR) radial fast low-angle shot (FLASH), and a nonlinear
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