Deep MRI reconstruction: unrolled optimization algorithms meet neural networks

D Liang, J Cheng, Z Ke, L Ying - arXiv preprint arXiv:1907.11711, 2019 - arxiv.org
reconstruction with reduced measurements. This article gives an overview of deep learning-based
image reconstruction methods for MRI… potential of deep reconstruction for fast MRI. the …

Effective compressed sensing MRI reconstruction via hybrid GSGWO algorithm

S Guruprasad, SH Bharathi, DAR Delvi - Journal of Visual Communication …, 2021 - Elsevier
… sensing-based MRI reconstruction through a hybrid optimization algorithm. Initially, …
Optimization and Grey Wolf Optimization (HGSGWO) algorithm are developed for MRI reconstruction

B-spline parameterized joint optimization of reconstruction and k-space trajectories (bjork) for accelerated 2d mri

G Wang, T Luo, JF Nielsen, DC Noll… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
… topic for fast magnetic resonance imaging (MRI). This work proposes to optimize a reconstruc…
algorithm jointly using a stochastic gradient descent (SGD)-type method, we construct a …

On optimality of parallel MRI reconstruction in k‐space

AA Samsonov - Magnetic Resonance in Medicine: An Official …, 2008 - Wiley Online Library
… We describe an efficient algorithm to automatically choose the subsets. Then, we propose a
… To optimize the performance of parallel MRI in k-space, we propose an adaptive method of …

A learnable variational model for joint multimodal MRI reconstruction and synthesis

W Bian, Q Zhang, X Ye, Y Chen - International Conference on Medical …, 2022 - Springer
… We propose a learnable optimization algorithm to solve this model, which induces a multi-…
using multi-modal MRI data. Moreover, a bilevel-optimization framework is employed for robust …

Multicontrast MRI reconstruction with structure-guided total variation

MJ Ehrhardt, MM Betcke - SIAM Journal on Imaging Sciences, 2016 - SIAM
… latter has been used for joint reconstruction of PET-MRI [18… optimization. In contrast, here
we consider the nonsmooth convex formulation and propose a convex optimization algorithm

Fast Algorithms for Compressed Sensing MRI Reconstruction

B Deka, S Datta, B Deka, S Datta - … Image Reconstruction Algorithms: A …, 2019 - Springer
… techniques are most popular and successful in CS-MRI. In this chapter, we give a … of convex
optimization-based CS-MRI reconstruction algorithm. Some of the well known algorithms are …

Artificial intelligence for MR image reconstruction: an overview for clinicians

DJ Lin, PM Johnson, F Knoll… - … of Magnetic Resonance …, 2021 - Wiley Online Library
… This is achieved with a gradient descent optimization algorithm and backpropagation. If
there are enough training data that broadly represent the range of potential inputs, the accuracy …

Scalable learning-based sampling optimization for compressive dynamic MRI

T Sanchez, B Gözcü, RB van Heeswijk… - ICASSP 2020-2020 …, 2020 - ieeexplore.ieee.org
… details Reconstruction algorithms: We consider three reconstruction algorithms, namely kt
… We notice in Figure 3 that comparing the reconstruction algorithms with VD methods do not …

Efficient dynamic parallel MRI reconstruction for the low-rank plus sparse model

CY Lin, JA Fessler - IEEE transactions on computational …, 2018 - ieeexplore.ieee.org
… the reconstruction of under-sampled dynamic parallel magnetic resonance imaging (MRI) …
involves non-smooth composite convex optimization, and algorithms for this problem can be …