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Preprints

• Moritz Blumenthal, Chiara Fantinato, Christina Unterberg-Buchwald, Markus Haltmeier, Xiaoqing Wang, Martin Uecker. Self Supervised Learning for Improved Calibrationless Radial MRI with NLINV-Net. arXiv:2402.06650 [physics.med-ph]
• Xiaoqing Wang, Nick Scholand, Zhengguo Tan, Daniel Mackner, Vitali Telezki, Moritz Blumenthal, Philip Schaten, Martin Uecker. Model-Based Reconstruction for Joint Estimation of T1, R∗2 and B0 Field Maps Using Single-Shot Inversion-Recovery Multi-Echo Radial FLASH. arXiv:2402.05366 [physics.med-ph]
• Nick Scholand, Christina Graf, Daniel Mackner, H. Christian M. Holme, Martin Uecker. Rational Approximation of Golden Angles for Simple and Reproducible Radial Sampling. arXiv:2401.02892 [physics,med-ph]
• Guanxiong Luo, Xiaoqing Wang, Mortiz Blumenthal, Martin Schilling, Erik Hans Ulrich Rauf, Raviteja Kotikalapudi, Niels Focke, Martin Uecker. Generative Image Priors for MRI Reconstruction Trained from Magnitude-Only Images.arXiv:2308.02340 [eess.IV]

Journal Publications

• Martin Schilling, Christina Unterberg-Buchwald, Joachim Lotz, Martin Uecker. Assessment of Deep Learning Segmentation for Real-Time Free-Breathing Cardiac Magnetic Resonance Imaging. Scientific Reports 14:3754 (2024) [open access] arXiv:2311.14049 [eess.IV]
• Lorenz Biggemann, Johannes Uhlig, Ulrike Streit, Omar Al-Bourini, Edris Wedi, Ahmad Amanzada, Volker Ellenrieder, Felix Rühlmann, Michael Ghadimi, Jens Frahm, Martin Uecker, Ali Seif Amir Hosseini. Visualization of deglutition and gastroesophageal reflux using real-time MRI: a standardized approach to image acquisition and assessment. Scientific Reports 13:22854 (2023) [open access]
• Angelika Svetlove, Christian O Ritter, Christian Dullin, Michael Schmid, Senta Schauer, Johannes Uihlein, Martin Uecker, Matthias Mietsch, Christine Stadelmann, Joachim Lotz, Christina Unterberg-Buchwald. Evaluation of MR-safe bioptomes for MR-guided endomyocardial biopsy in minipigs: a potential radiation-free clinical approach. European Radiology Experimental 7:76 (2023) [open access]
  Keywords: biopsy, magnetic resonance imaging (interventional), synchrotrons, X-ray microtomography
• Rui Tian, Martin Uecker, Mathias Davids, Axel Thielscher, Kai Buckenmaier, Oliver Holder, Theodor Steffen, Klaus Scheffler. Accelerated 2D Cartesian MRI with an 8-channel local B0 coil array combined with parallel imaging. Magnetic Resonance in Medicine 91:443-465 (2024) [open access]
  Keywords: image acceleration, magnetic field calibration, nonlinear gradient, parallel imaging, reproducing kernel Hilbert space, wave-CAIPI
• Nick Scholand, Xiaoqing Wang, Volkert Roeloffs, Sebastian Rosenzweig, Martin Uecker. Quantitative Magnetic Resonance Imaging by Nonlinear Inversion of the Bloch Equations. Magnetic Resonance in Medicine 90:520-538 (2023) [open access] arXiv:2209.08027 [physics.med-ph] [source code]
  Keywords: Bloch equations, model-based reconstruction, nonlinear inversion, quantitative MRI, sensitivity analysis, state-transition matrix
• Guanxiong Luo, Moritz Blumenthal, Martin Heide, Martin Uecker. Bayesian MRI Reconstruction with Joint Uncertainty Estimation using Diffusion Models. Magnetic Resonance in Medicine 90:295-311 (2023) [open access] arXiv:2202.01479 [cs.LG] [source code]
  Keywords: Bayesian inference, generative modeling, image reconstruction, inverse problems, Markov chain Monte Carlo, posterior sampling
• Andreas Schuster, Alexander Schulz, Torben Lange, Ruben Evertz, Finn Hartmann, Johannes T. Kowallick, Kristian Hellenkamp, Martin Uecker, Tim Seidler, Gerd Hasenfuß, Sören J. Backhaus. Concomitant latent pulmonary vascular disease leads to impaired global cardiac performance in HFpEF. European Journal of Heart Failure 25:322-331 (2023) [open access]
  Keywords: Cardiovascular magnetic resonance, exercise stress, HFpEF
• Zhengguo Tan, Christina Unterberg-Buchwald, Moritz Blumenthal, Nick Scholand, Philip Schaten, Christian Holme, Xiaoqing Wang, Dirk Raddatz, Martin Uecker. Free-Breathing Liver Fat, R∗2 and B0 Field Mapping Using Multi-Echo Radial FLASH and Regularized Model-based Reconstruction. IEEE Transactions on Medical Imaging 42:1374-1387 (2023) PMC10368089 arXiv:2020.02788 [physics.med-ph]
  Keywords: calibration-less compressed sensing parallel imaging, model-based reconstruction, multi-echo radial sampling, R*2 mapping, water/fat separation
• Xiaoqing Wang, Sebastian Rosenzweig, Volkert Roeloffs, Moritz Blumenthal, Zhengguo Tan, Nick Scholand, H. Christian M. Holme, Christina Unterberg-Buchwald, Rabea Hinkel, Martin Uecker. Free-Breathing Myocardial T1 Mapping using Inversion-Recovery Radial FLASH and Motion-Resolved Model-Based Reconstruction. Magnetic Resonance in Medicine 89:1368-1384 (2023) [open access] PMC9892313 arXiv:2111.09398.pdf [physics.med-ph] [source code]
  Keywords: myocardial T1 mapping, model-based reconstruction, radial FLASH, spatio-temporal total variation
• Moritz Blumenthal, Guanxiong Luo, Martin Schilling, H. Christian M. Holme, Martin Uecker. Deep, Deep Learning with BART. Magnetic Resonance in Medicine 89:678-693 (2023) [open access] arXiv:2202.14005 [cs.CV] [source code] editor's pick February 2023
  Keywords: automatic differentiation, deep learning, image reconstruction, inverse problems, MRI, parallel imaging
• Dandan Ma, Yong Wang, Mueed Azhar, Ansgar Adler, Michael Steinmetz, Martin Uecker. In silico modeling for personal stenting in aortic coarctation. Engineering Applications of Computational Fluid Mechanics 16:2056-2073 (2022) [open access] arXiv:2205.04518 [physics.med-ph]
  Keywords: aorta, stent intervention, large eddy simulation, direct numerical simulation, magnetic resonance imaging
• Kerstin Laubrock, Thassilo von Loesch, Michael Steinmetz, Joachim Lotz, Jens Frahm, Martin Uecker, Christina Unterberg-Buchwald. Imaging of arrhythmia: Real-time cardiac magnetic resonance imaging in atrial fibrillation. European Journal of Radiology Open 9;100404 (2022) [open access] PMC8899235
  Keywords: MRI, Real time, CINE, Atrial fibrillation
• Xiaoqing Wang, Martin Uecker, Li Feng. Fast Real-Time Cardiac MRI: a Review of Current Techniques and Future Directions. Investigative Magnetic Resonance Imaging 25:252-265 (2021) [open access]
  Keywords: Real-time cardiac MRI, GRAPPA, Iterative SENSE, NLINV, Non-Cartesian, Motion-resolved image reconstruction
• Elham Mohammadi, Abbas Nasiraei-Moghaddam, Martin Uecker. Real-time radial tagging for quantification of left ventricular torsion Magnetic Resonance in Medicine 87:2741-2756 (2022) [code + data]
  Keywords: cardiac dynamic, exercise test, left ventricle rotational motion, Polar Fourier Transform, radial tagging, real-time MRI
• Sören J. Backhaus, Simon F. Rösel, Alexander Schulz, Torben Lange, Kristian Hellenkamp, Roman J. Gertz, Rolf Wachter, Michael Steinmetz, Shelby Kutty, Uwe Raaz, Tim Friede, Tim Seidler, Martin Uecker, Gerd Hasenfuß, and Andreas Schuster. RT-CMR Imaging for Noninvasive Characterization of HFpEF: Medium-Term Outcomes of the HFpEF Stress Trial. JACC: Cardiovascular Imaging 15:943-945 (2022) [free access]
  Keywords: HFpEF
• Lorenz Biggemann, Johannes Uhlig, Nina Gliem, Omar Al-Bourini, Edris Wedi, Volker Ellenrieder, Michael Ghadimi, Martin Uecker, Jens Frahm, Joachim Lotz, Ali Seif Amir Hosseini, Ulrike Streit. Assessment of esophagogastric junction morphology by dynamic real-time MRI: comparison of imaging features to high-resolution manometry. Japanese Journal of Radiology 40:376-384 (2022) [open access] PMC8977262
  Keywords: Real-time MRI, Esophagogastric junction, High-resolution manometry
• Michael Steinmetz, Thomas Stümpfig, Matthias Seehase, Andreas Schuster, Johannes Kowallick, Matthias Müller, Christina Unterberg-Buchwald, Shelby Kutty, Joachim Lotz, Martin Uecker, Thomas Paul. Impaired Exercise Tolerance in Repaired Tetralogy of Fallot Is Associated With Impaired Biventricular Contractile Reserve: An Exercise-Stress Real-Time Cardiovascular Magnetic Resonance Study. Circulation: Cardiovascular Imaging 14:e011823 (2021) [free full text]
  Keywords: tetralogy of Fallot, ventricular function, left pulmonary valve, magentic resonance imaging, exercise
• Xiaoqing Wang, Zhengguo Tan, Nick Scholand, Volkert Roeloffs, Martin Uecker. Physics-based Reconstruction Methods for Magnetic Resonance Imaging. Philosophical Transactions of the Royal Society A. 379:20200196 (2021) [open access] PMC8107652 arXiv:2010.01403 [eess.IV] [data] [source code]
  Keywords: magnetic resonance imaging, model-based reconstruction, inverse problems
• Sören J. Backhaus, Torben Lange, Elisabeth F. George, Kristian Hellenkamp, Roman J. Gertz, Marcus Billing, Rolf Wachter, Michael Steinmetz, Shelby Kutty, Uwe Raaz, Joachim Lotz, Tim Friede, Martin Uecker, Gerd Hasenfuß, Tim Seidler, Andreas Schuster. Exercise-Stress Real-time Cardiac Magnetic Resonance Imaging for Non-Invasive Characterisation of Heart Failure with Preserved Ejection Fraction: The HFpEF Stress Trial Circulation 143:1484-1498 (2021) [free full text] DZHK Paper of the Month, January 2021 Gö-VIP-24 Clinical Science Award [Editorial]
  Keywords: real-time cardiovascular magnetic resonance, atrial function, HFpEF
• Xiaoqing Wang, Sebastian Rosenzweig, Nick Scholand, H.Christian M.Holme, Martin Uecker. Model-based Reconstruction for Simultaneous Multi-slice T1 Mapping using Single-shot Inversion-recovery Radial FLASH. Magnetic Resonance in Medicine 85:1258-1271 (2021) PMC10409492 [open access] arXiv:1909.10633 [physics.med-ph] [data] [source code]
  Keywords: simultaneous multi-slice, model-based reconstruction, T1 mapping, radial FLASH
• Oliver Maier, Steven H. Baete, Alexander Fyrdahl, Kerstin Hammernik, Seb Harrevelt, Lars Kasper, Agah Karakuzu, Michael Loecher, Franz Patzig, Ye Tian, Ke Wang, Daniel Gallichan, Martin Uecker, Florian Knoll. CG-SENSE revisited: Results from the first ISMRM reproducibility challenge. Magnetic Resonance in Medicine 85:1821-1839 (2021) [free full text] PMC8201869 arXiv:2008.04308
  Keywords: CG‐SENSE, image reconstruction, MRI, nonuniform sampling, NUFFT, reproducibility
• Lorenz Biggemann, Johannes Uhlig, Nina Gliem, Omar Al-Bourini, Edris Wdi, Volker Ellenrieder, Michael Ghadimi, Martin Uecker, Jens Frahm, Joachim Lotz, Ali Seif Amir Hosseini Ulrike Streit. Assessment of esophageal motility disorders by real-time MRI. European Journal of Radiology 132:109265 (2020)
  Keywords: real-time MRI, high-resolution manometry, esophageal motility disorder, achalasia
• Sören Backhaus, Torben Lange, Bo E. Beuthner, Rodi Topci, Xiaoqing Wang, Johannes T. Kowallick, Joachim Lotz, Tim Seidler, Karl Toischer, Elisabeth M. Zeisberg, Miriam Puls, Claudius Jacobshagen, Martin Uecker, Gerd Hasenfuß, Andreas Schuster. Real-time Cardiac Magnetic Resonance T1 and Extracellular Volume Fraction mapping for Tissue Characterisation in Aortic Stenosis. Journal of Cardiovascular Magnetic Resonance 22:46 (2020) [open access] PMC7310147
  Keywords: Real-Time, T1 mapping, aortic stenosis, transfemoral aortic valve replacement, tissue characterisation
• Sebastian Rosenzweig, Nick Scholand, H. Christian M. Holme, Martin Uecker. Cardiac and Respiratory Self-Gating in Radial MRI using an Adapted Singular Spectrum Analysis (SSA-FARY). IEEE Transactions on Medical Imaging 39:3029-3041 (2020) arXiv:1812.09057 [physics.med-ph] [data] [source code]
  Keywords: Self-Gating, MRI, dimensionality reduction, PCA, Singular Spectrum Analysis
• Ali Seif Amir Hosseini, Johannes Uhlig, Ulrike Streit, Nina Gliem, Edris Wedi, Volker Ellenrieder, Michael Ghadimi, Saheeb Ahmed, Martin Uecker, Jens Frahm, Joachim Lotz, Lorenz Biggemann. Real-time MRI for dynamic assessment of gastroesophageal reflux disease: comparison to pH-metry and impedance. European Journal of Radiology 125:108856 (2020)
  Keywords: Gastroesophageal Reflux Disease, GERD, Magnetic Resonance Imaging, Esophageal pH Recording, Impedance
• Frank Ong, Martin Uecker, Michael Lustig. Accelerating Non-Cartesian MRI Reconstruction Convergence using k-space Preconditioning. IEEE Transactions on Medical Imaging 39:1646-1654 (2020) PMC7285911 arXiv:1902.09657 [physics.med-ph] [source code]
  Keywords: MRI, Iterative Reconstruction, Non-Cartesian, Preconditioner, Density Compensation
• Volkert Roeloffs, Martin Uecker, Jens Frahm. Joint T1 and T2 Mapping with Tiny Dictionaries and Subspace-Constrained Reconstruction. IEEE Transactions on Medical Imaging 39:1008-1014 (2020) arXiv:1812.09560 [physics.med-ph]
  Keywords: subspace reconstruction, multi-parametric mapping, T1 mapping, T2 mapping, model-based, dictionary, quantitative MRI
• Xiaoqing Wang, Florian Kohler, Christina Unterberg-Buchwald, Joachim Lotz, Jens Frahm, Martin Uecker. Model-based myocardial T1 mapping with sparsity constraints using single-shot inversion-recovery radial FLASH cardiovascular magnetic resonance. Journal of Cardiovascular Magnetic Resonance 21:60 (2019) [open access] PMC6751613 [data] [source code]
  Keywords: model-based reconstruction, myocardial T1 mapping, sparsity constraints, radial FLASH
• Jens Frahm, Dirk Voit, Martin Uecker. Real-Time Magnetic Resonance Imaging: Radial Gradient-Echo Sequences With Nonlinear Inverse Reconstruction. Investigative Radiology 54:757-766 (2019) [open access] top 10 most viewed article
  Keywords: real-time MRI, radial sampling, data undersampling, iterative reconstruction, nonlinear inverse problem, Gauss-Newton method
• Ali Seif Amir Hosseini, Johannes Uhlig, Ulrike Streit, Annemarie Uhlig, Thilo Sprenger, Edris Wedi, Volker Ellenrieder, Michael Ghadimi, Martin Uecker, Dirk Voit, Jens Frahm, Joachim Lotz, Lorenz Biggemann. Hiatal hernias in patients with GERD-like symptoms: evaluation of dynamic real-time MRI vs endoscopy. European Radiology 29:6653-6661 (2019)
  Keywords: Hiatal hernia, Gastroesophageal reflux disease, Magnetic resonance imaging, Endoscopy, EDG
• Zhengguo Tan, Dirk Voit, Jost Kollmeier, Martin Uecker, Jens Frahm. Dynamic Water/Fat Separation and B0 Inhomogeneity Mapping -- Joint Estimation Using Undersampled Triple-Echo Multi-Spoke Radial FLASH. Magnetic Resonance in Medicine 82:1000-1011 (2019)
  Keywords: nonlinear inversion, model-based reconstruction, water/fat separation, off-resonance, radial MRI, real-time MRI
• Ali Seif Amir Hosseini, Johannes Uhlig, Ulrike Streit, Dirk Voit, Annemarie Uhlig, Volkert Ellenrieder, Michael Ghadimi, Thilo Sprenger, Alexander Beham, Martin Uecker, Jens Frahm, Joachim Lotz, Lorenz Biggemann. Real-time MRI for the dynamic assessment of fundoplication failure in patients with gastroesophageal reflux disease. European Radiology 29:4691-4698 (2019)
  Keywords: magnetic resonance imaging, gastroesophageal reflux disease (GERD), fundoplication
• H. Christian M. Holme, Sebastian Rosenzweig, Frank Ong, Robin N. Wilke, Michael Lustig, Martin Uecker. ENLIVE: An Efficient Nonlinear Method for Calibrationless and Robust Parallel Imaging. Scientific Reports 9:3034 (2019) [open access] PMC6395635 arXiv:1706.09780 [physics.med-ph] [source code]
  Keywords: magnetic resonance imaging, parallel imaging, ESPIRiT, iterative reconstruction, low-rank constraint, NLINV
• Sebastian Rosenzweig, H. Christian M. Holme, Martin Uecker. Simple Auto-Calibrated Gradient Delay Estimation From Few Spokes Using Radial Intersections (RING). Magnetic Resonance in Medicine 81:1898-1906 (2019) arXiv:1805.04334 [physics.med-ph] [source code]
  Keywords: trajectory correction, radial imaging, gradient delay, artifacts, system imperfections, RING
• Volkert Roeloffs, Sebastian Rosenzweig, H. Christian M. Holme, Martin Uecker, Jens Frahm. Frequency-modulated SSFP with radial sampling and subspace reconstruction: A time-efficient alternative to phase-cycled bSSFP. Magnetic Resonance in Medicine 81:1566-1579 (2019) arXiv:1803.06274 [physics.med-ph] [source code]
  Keywords: subspace reconstruction, bSSFP, fmSSFP, frequency-modulated SSFP, banding, preparation phases
• Xiaoqing Wang, Dirk Voit, Volkert Roeloffs, Martin Uecker, Jens Frahm. Fast Interleaved Multi-Slice T1 Mapping -- Model-based Reconstruction of Single-Shot Inversion-Recovery Radial FLASH. Computational and Mathematical Methods in Medicine 2018:2560964 (2018) [open access] PMC6110002
  Keywords: model-based reconstruction, multi-slice T1 mapping, nonlinear, inverse reconstruction, sparsity constraint, Look-Locker, parallel imaging
• Ali Seif Amir Hosseini, Alexander Beham, Johannes Uhlig, Ulrike Streit, Annemarie Uhlig, Volker Ellenrieder, Arun A Joseph, Dirk Voit, Jens Frahm, Martin Uecker, Joachim Lotz, Lorenz Biggemann. Intra- and interobserver variability in the diagnosis of GERD by real-time MRI. European Journal of Radiology 104:14-19 (2018)
  Keywords: Real-time MRI, Gastroesophageal reflux disease (GERD), His-angle
• Sebastian Rosenzweig, H. Christian M. Holme, Robin N. Wilke, Dirk Voit, Jens Frahm, Martin Uecker. Simultaneous Multi-Slice Reconstruction Using Regularized Nonlinear Inversion: SMS-NLINV. Magnetic Resonance in Medicine 79:2057-2066 (2018) [free full text] arXiv:1705.04135 [physics.med-ph] [source code] Gö-VIP-16 Clinical Science Award
  Keywords: simultaneous multi-slice, multi-band, regularized nonlinear inversion, nonlinear inversion, parallel imaging
• Xiaoqing Wang, Volkert Roeloffs, Jakob Klosowski, Zhengguo Tan, Dirk Voit, Martin Uecker, Jens Frahm. Model-based T1 Mapping with Sparsity Constraints Using Single-Shot Inversion-Recovery Radial FLASH. Magnetic Resonance in Medicine 79:730-740 (2018) [free full text]
  Keywords: model-based reconstruction, sparsity constraint, Look-Locker, T1 mapping, parallel imaging
• Mehdi H. Moghari, Martin Uecker, Sebastien Roujol, Majid Sabbagh, Tal Geva, Andrew J. Powell. Accelerated Whole-heart Magnetic Resonance Angiography Using a Variable-Density Poisson-Disc Undersampling Pattern and Compressed Sensing Reconstruction. Magnetic Resonance in Medicine 79:761-769 (2018) [free full text] PMC6487645
  Keywords: Whole-heart angiography, respiratory motion, self-navigator, variable density undersampling, compressed sensing
• Sebastian Schaetz, Dirk Voit, Jens Frahm, Martin Uecker. Accelerated Computing in Magnetic Resonance Imaging - Real-Time Imaging Using Non-Linear Inverse Reconstruction. Computational and Mathematical Methods in Medicine 2017:3527269 (2017) [open access] PMC5804376 [pubman] arXiv:1701.08361 [cs.DC]
  Keywords: MRI, GPU, accelerator, parallelism, concurrency
• Joseph Y. Cheng, Tao Zhang, Marcus T. Alley, Martin Uecker, Michael Lustig, John M. Pauly, Shreyas S. Vasanawala. Comprehensive Multi-Dimensional MRI for the Simultaneous Assessment of Cardiopulmonary Anatomy and Physiology. Scientific Reports 7:5330 (2017) [open access] PMC5509743
  Keywords: 3-D reconstruction, biomedical engineering, magnetic resonance imaging
• Christina Unterberg-Buchwald, Christian Oliver Ritter, Verena Reupke, Robin N. Wilke, Christine Stadelmann, Michael Steinmetz, Andreas Schuster, Gerd Hasenfuß, Joachim Lotz, Martin Uecker. Targeted endomyocardial biopsy guided by real-time magnetic resonance imaging. Journal of Cardiovascular Magnetic Resonance 19:45 (2017) [open access] PMC5395773
  Keywords: Endomyocardial biopsy, CMR, Targeted biopsy, Real-time MRI
• Shanshan Bao, Jonathan I. Tamir, Jeffrey L. Young, Umar Tariq, Martin Uecker, Peng Lai, Weitian Chen, Michael Lustig, Shreyas S. Vasanawala. Fast comprehensive single-sequence four-dimensional pediatric knee MRI with T2 shuffling. Journal of Magnetic Resonance Imaging 45:1700-1711 (2017) [free full text] PMC6726427
  Keywords: knee MRI, pediatric, volumetric, compressed sensing, CUBE, SPACE
• Martin Uecker, Michael Lustig. Estimating Absolute-Phase Maps Using ESPIRiT and Virtual Conjugate Coils. Magnetic Resonance in Medicine 77:1201-1207 (2017) [free full text] PMC5018407 arXiv:1509.03557 [cs.CV] [source code]
  Keywords: parallel imaging, partial Fourier, ESPIRiT, virtual coil
• Jonathan I. Tamir, Martin Uecker, Weitian Chen, Peng Lai, Marcus T. Alley, Shreyas S. Vasanawala, Michael Lustig. T2 Shuffling: Sharp, Multicontrast, Volumetric Fast Spin-Echo Imaging. Magnetic Resonance in Medicine 77:180-195 (2017) [free full text] PMC4990508 [source code]
  Keywords: fast spin-echo (FSE), T2 imaging, compressed sensing
• Joseph Y. Cheng, Kate Hanneman, Tao Zhang, Marcus T. Alley, Peng Lai, Jonathan I. Tamir, Martin Uecker, John M. Pauly, Michael Lustig, Shreyas S. Vasanawala, Comprehensive Motion-Compensated Highly-Accelerated 4D Flow MRI with Ferumoxytol Enhancement for Pediatric Congenital Heart Disease. Journal of Magnetic Resonance Imaging 43:1355-1368 (2016) [free full text] PMC4865413
  Keywords: congenital heart disease; 4D flow; compressed sensing; soft-gating; motion
• Vivek Athalye, Michael Lustig, Martin Uecker. Parallel Magnetic Resonance Imaging as Approximation in a Reproducing Kernel Hilbert Space. Inverse Problems 31:045008 (2015) arXiv:1310.7489 [physics.med-ph] PMC4429804
  Keywords: reproducing kernel Hilbert space; magnetic resonance imaging; image reconstruction; approximation; inverse problems; non-Cartesian sampling
• Joseph Y. Cheng, Tao Zhang, Nichanan Ruangwattanapaisarn, Marcus T. Alley, Martin Uecker, John M. Pauly, Michael Lustig, Shreyas S. Vasanawala. Free-Breathing Pediatric MRI with Nonrigid Motion Correction and Acceleration. Journal of Magnetic Resonance Imaging 42:407--420 (2015) [free full text] PMC4404177 2015 ISMRM Young Investigator (W. S. Moore) Award, Winner
  Keywords: pediatric abdominal MRI; nonrigid motion; soft-gating; autofocus; parallel imaging; compressed sensing
• Peter J. Shin, Peder E. Z. Larson, Martin Uecker, Galen D. Reed, Adam B. Kerr, James Tropp, Michael A. Ohliger, Sarah J. Nelson, John M. Pauly, Michael Lustig, Daniel B. Vigneron. Chemical Shift Separation with Controlled Aliasing for Hyperpolarized 13 C Metabolic Imaging. Magnetic Resonance in Medicine 74:978--989 (2015) [free full text] PMC4390401
  Keywords: hyperpolarized 13C metabolic imaging; chemical shift separation; controlled aliasing; multiband RF pulse; flyback EPI trajectory; nonlinear inversion method
• Tilman J. Sumpf, Andreas Petrovic, Martin Uecker, Florian Knoll, Jens Frahm. Fast T2 Mapping with Improved Accuracy Using Undersampled Spin-echo MRI and Model-based Reconstructions with a Generating Function. IEEE Transactions on Medical Imaging 33:2213-2222 (2014) arxiv:1405:3574 [physics.med-ph] PMC4469336 [PubMan] [source code]
  Keywords: FSE; indirect echoes; reconstruction; relaxometry; T2 mapping
• Frank Ong, Martin Uecker, Umar Tariq, Albert Hsiao, Marcus T. Alley, Shreyas S. Vasanawala, Michael Lustig. Robust 4D Flow Denoising using Divergence-free Wavelet Transform. Magnetic Resonance in Medicine 73:828-842 (2015) [free full text] PMC4139475 [source code]
  Keywords: four-dimensional flow; wavelet denoising; divergence-free
• Jens Frahm, Sebastian Schätz, Markus Untenberger, Shuo Zhang, Dirk Voit, K. Dietmar Merboldt, Jan M. Sohns, Joachim Lotz, Martin Uecker. On the temporal fidelity of nonlinear inverse reconstructions for real-time MRI -- The motion challenge. The Open Medical Imaging Journal 8:1-7 (2014) [open access]
  Keywords: real-time MRI; radial MRI; iterative reconstruction; temporal fidelity
• Tao Zhang, Joseph Y. Cheng, Aaron G. Potnick, Richard A. Barth, Marcus T. Alley, Martin Uecker, Michael Lustig, John M. Pauly, Shreyas S. Vasanawala. Fast Pediatric 3D Free Breathing Abdominal Dynamic Contrast Enhanced MRI with a High Spatiotemporal Resolution. Journal of Magnetic Resonance Imaging 41:460-473 (2015) [free full text] PMC4065644 2014 ISMRM Young Investigator (W. S. Moore) Award, Semi-Finalist
  Keywords: pediatric dynamic contrast enhanced abdominal MRI; parallel imaging; low rank; compressed sensing
• Martin Uecker, Peng Lai, Mark J. Murphy, Patrick Virtue, Michael Elad, John M. Pauly, Shreyas S. Vasanawala, Michael Lustig. ESPIRiT - An Eigenvalue Approach to Autocalibrating Parallel MRI: Where SENSE meets GRAPPA. Magnetic Resonance in Medicine 71:990-1001 (2014) [free full text] PMC4142121 [source code] highly cited paper: top 1% in clinical medicine and highest cited paper published in Magnetic Resonance in Medicine in 2014
  Keywords: autocalibration; parallel imaging; GRAPPA; SENSE; compressed sensing
• Amir Moussavi, Markus Untenberger, Martin Uecker, Jens Frahm. Correction of gradient-induced phase errors in radial MRI Magnetic Resonance in Medicine 71:308-312 (2014) [free full text] [PubMan]
  Keywords: real-time MRI; eddy currents; phase errors; radial MRI
• Aaron Niebergall, Shuo Zhang, Esther Kunay, Götz Keydana, Michael Job, Martin Uecker, Jens Frahm. Real-time MRI of Speaking at a Resolution of 33 ms: Undersampled Radial FLASH with Nonlinear Inverse Reconstruction. Magnetic Resonance in Medicine 69:477-485 (2013) [free full text] [PubMan] featured on cover
  Keywords: real-time MRI; speaking; articulation; tongue dynamics; speech production; phonetics
• Martin Uecker, Shuo Zhang, Dirk Voit, Klaus-Dietmar Merboldt, Jens Frahm. Real Time MRI: recent advances using radial FLASH. Imaging in Medicine 4:461-476 (2012) [open access] [PubMan]
  Keywords: cardiovascular MR; dynamic imaging; MRI; nonlinear inverse reconstruction; real-time imaging; speaking; swallowing
• Arun A Joseph, Klaus-Dietmar Merboldt, Dirk Voit, Shuo Zhang, Martin Uecker, Joachim Lotz, Jens Frahm. Real-time phase-contrast MRI of cardiovascular blood flow using undersampled radial fast low-angle shot and nonlinear inverse reconstruction. NMR in Biomedicine 25:917-924 (2012) [PubMan]
  Keywords: cardiovascular MRI; flow imaging; heart function; nonlinear inverse reconstruction; phase-contrast imaging; real-time imaging
• Florian Knoll, Christian Clason, Kristian Bredies, Martin Uecker, Rudolf Stollberger. Parallel Imaging with Nonlinear Reconstruction using Variational Penalties. Magnetic Resonance in Medicine 67:34-41 (2012) [free full text] PMC4011127 [PubMan] [source code] 2011 Stefan-Schuy-Award, Austrian Society for Biomedical Engineering, Winner
  Keywords: parallel imaging; radial sampling; pseudorandom sampling; nonlinear inversion; total variation; total generalized variation; compressed sensing
• Klaus-Dietmar Merboldt, Martin Uecker, Dirk Voit, Jens Frahm. Spatially Encoded Phase-Contrast MRI -- 3D MRI movies of 1D and 2D Structures at Millisecond Resolution. Magnetic Resonance in Medicine 66:950-995 (2011) [free full text] [PubMan]
  Keywords: 3D MRI; 3D imaging; iterative reconstruction; parallel imaging; phase-contrast imaging; real-time imaging
• Martin Uecker, Tilman J Sumpf, Jens Frahm. Reply To: MRI Resolution Enhancement: How Useful are Shifted Images Obtained by Changing the Demodulation Frequency? Magnetic Resonance in Medicine 66:1511-1512 (2011) [free full text] [PubMan]
  Keywords: super-resolution; resolution enhancement; magnetic resonance imaging; image reconstruction
• Tilman J Sumpf, Martin Uecker, Susann Boretius, Jens Frahm, Model-based Nonlinear Inverse Reconstruction for T2 Mapping Using Highly Undersampled Spin-Echo MRI. Journal of Magnetic Resonance Imaging 34:420-428 (2011) [free full text] [PubMan] [source code]
  Keywords: quantitative MRI; T2 mapping; T2 relaxivity; human brain; model-based reconstruction; nonlinear inversion
• Shuo Zhang, Martin Uecker, Dirk Voit, Klaus-Dietmar Merboldt, Jens Frahm. Real-time cardiac MRI at high temporal resolution: radial FLASH with nonlinear inverse reconstruction. Journal of Cardiovascular Magnetic Resonance 12:39 (2010) [open access] PMC2911425 [PubMan]
  Keywords: real time; cardiovascular MRI
• Martin Uecker, Shuo Zhang, Dirk Voit, Alexander Karaus, Klaus-Dietmar Merboldt, Jens Frahm. Real-time magnetic resonance imaging at a resolution of 20 ms. NMR in Biomedicine 23:986-994 (2010) [PubMan] [source code]
  Keywords: dynamic imaging; MRI; real time; movie; turbulent flow; speech production; heart function; cardiovascular MRI
• Martin Uecker, Shuo Zhang, Jens Frahm. Nonlinear Inverse Reconstruction for Real-time MRI of the Human Heart Using Undersampled Radial FLASH. Magnetic Resonance in Medicine 63:1456-1462 (2010) [free full text] [PubMan] [source code]
  Keywords: inverse problems; iterative reconstruction; parallel imaging; nonlinear inversion; real-time imaging; cardiac imaging; graphical processing units (GPU)
• Martin Uecker, Alexander Karaus, Jens Frahm. Inverse Reconstruction Method for Segmented Multi-shot Diffusion-weighted MRI With Multiple Coils. Magnetic Resonance in Medicine 62:1342-1348 (2009) [free full text] [PubMan]
  Keywords: multishot diffusion-weighted imaging; inverse problems; iterative reconstruction; parallel imaging; nonlinear inversion; stimulated echo acquisition mode
• Kai Tobias Block, Martin Uecker, Jens Frahm. Model-based Iterative Reconstruction for Radial Fast Spin-Echo MRI. IEEE Transactions on Medical Imaging 28:1759-1769 (2009) [PubMan] arXiv:1603.00040 [physics.med-ph]
  Keywords: inverse problems, iterative reconstruction, non-Cartesian magnetic resonance imaging (MRI), radial sampling, turbo spin-echo, model-based reconstruction
• Kai Tobias Block, Martin Uecker, Jens Frahm. Suppression of MRI Truncation Artifacts Using Total Variation Constrained Data Extrapolation. International Journal of Biomedical Imaging, Volume 2008, 2008:184123 [open access] PMC2531202 [PubMan]
  Keywords: inverse problems; total variation; Gibbs ringing; superresolution
• Martin Uecker, Thorsten Hohage, Kai Tobias Block, Jens Frahm. Image Reconstruction by Regularized Nonlinear Inversion - Joint Estimation of Coil Sensitivities and Image Content. Magnetic Resonance in Medicine 60:674-682 (2008) [free full text] [PubMan] [source code] Gorter Award, Finalist
  Keywords: inverse problems; iterative reconstruction; parallel imaging; nonlinear inversion
• Kai Tobias Block, Martin Uecker, Jens Frahm. Undersampled Radial MRI with Multiple Coils. Iterative Image Reconstruction Using a Total Variation Constraint. Magnetic Resonance in Medicine 57:1086-1098 (2007) [free full text] [PubMan] 2007 ISMRM Young Investigator (I.I. Rabi) Award, Winner
  Keywords: compressed sensing; inverse problems; iterative reconstruction; projection reconstruction; regridding

Conference Papers

• Martin Uecker. Autocalibrating and Calibrationless Parallel Magnetic Resonance Imaging as a Bilinear Inverse Problem. 12h International Conference on Sampling Theory and Applications (SampTA), Tallinn 2017, In: Sampling Theory and Applications (SampTA), 2017 International Conference on, 111-113 arXiv:1705.04081 [physics.med-ph]
• Majid Sabbagh, Martin Uecker, Andrew J. Powell, Miriam Leeser, Mehdi H. Moghari. Cardiac MRI Compressed Sensing Image Reconstruction with a Graphics Processing Unit. 10th International Symposium on Medical Information and Communication Technology (ISMICT'16), Worcester 2016, In 2016 10th International Symposium on Medical Information and Communication Technology (ISMICT), 1-5 (2016) preprint
• Frank Ong, Martin Uecker, Umar Tariq, Alber Hsiao, Marcus T Alley, Shreyas S Vasanawala, Michael Lustig. Improved Visualization and Quantification of 4D Flow MRI Data Using Divergence-Free Wavelet Denoising. International Symposium on Biomedical Imaging: From Nano to Macro, San Francisco 2013, In Biomedical Imaging (ISBI), 2013 IEEE 10th International Symposium on, 1186-1189 (2013) preprint
• Sebastian Schätz, Martin Uecker. A Multi-GPU Programming Library for Real-Time Applications, 12th International Conference on Algorithms and Architectures for Parallel Processing (ICA3PP-2012), Fukuoka 2012, In Lecture Notes in Computer Science, 7439:114-128 (2012) arXiv:1301.1215 [cs.DC] [source code]

Book Chapters

• Martin Uecker, Parallel Magnetic Resonance Imaging, In: MRI: Physics, Image Reconstruction, and Analysis, CRC Press 2015, pp. 73-92, ISBN 9781482298871 arXiv:1501.06209 [cs.NA]
• Jens Frahm, Martin Uecker, Dirk Voit, Shuo Zhang, Magnetresonanz-Tomografie in Echtzeit, Göttingen 2011, In: E. M. Neher (Ed.), Aus den Elfenbeintürmen der Wissenschaft 5. XLAB Science Festival, Wallstein Verlag 2011, pp. 99-110, ISBN: 978-3-8353-1027-8 [PubMan]
• Jens Frahm and Martin Uecker, Echtzeit-MRT: die Zweite, Göttingen 2010, In: Jahrbuch der Akademie der Wissenschaften zu Göttingen 2010, de Gruyter, Berlin 2011, pp. 265-270, ISBN 978-3-11-023676-7 [free full text] [PubMan]