activity
20162020
most citedAutocalibrating and Calibrationless Parallel Magnetic Resonance Imaging as a Bilinear Inverse Problem

1 citations · 1 across the 1 of their papers we have counts for

collaborators

9 papers

eess.IV2020

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

Oliver Maier, Steven H. Baete, Alexander Fyrdahl +11

Purpose: The aim of this work is to shed light on the issue of reproducibility in MR image reconstruction in the context of a challenge. Participants had to recreate the results of…

physics.med-ph2019

Model-Based Reconstruction for Simultaneous Multi-Slice T1 Mapping using Single-Shot Inversion-Recovery Radial FLASH

Xiaoqing Wang, Sebastian Rosenzweig, Nick Scholand +2

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 sho…

physics.med-ph2019

Accelerating Non-Cartesian MRI Reconstruction Convergence using k-space Preconditioning

Frank Ong, Martin Uecker, Michael Lustig

We propose a k-space preconditioning formulation for accelerating the convergence of iterative Magnetic Resonance Imaging (MRI) reconstructions from non-uniformly sampled k-space d…

physics.med-ph2018

Joint T1 and T2 Mapping with Tiny Dictionaries and Subspace-Constrained Reconstruction

Volkert Roeloffs, Martin Uecker, Jens Frahm

Purpose: To develop a method that adaptively generates tiny dictionaries for joint T1-T2 mapping. Theory: This work breaks the bond between dictionary size and representation accur…

physics.med-ph2018

Cardiac and Respiratory Self-Gating in Radial MRI using an Adapted Singular Spectrum Analysis (SSA-FARY)

Sebastian Rosenzweig, Nick Scholand, H. Christian M. Holme +1

Cardiac Magnetic Resonance Imaging (MRI) is time-consuming and error-prone. To ease the patient's burden and to increase the efficiency and robustness of cardiac exams, interest in…

physics.med-ph2018

Simple Auto-Calibrated Gradient Delay Estimation From Few Spokes Using Radial Intersections (RING)

Sebastian Rosenzweig, H. Christian M. Holme, Martin Uecker

Purpose: To develop a simple and robust tool for the estimation of gradient delays from highly undersampled radial k-space data. Theory: In radial imaging gradient delays induce pa…