Simultaneous auto‐calibration and gradient delays estimation (SAGE) in non‐Cartesian parallel MRI using low‐rank constraints
Sign Up to like & getrecommendations! Published in 2018 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.27168
Abstract: To correct gradient timing delays in non‐Cartesian MRI while simultaneously recovering corruption‐free auto‐calibration data for parallel imaging, without additional calibration scans. read more here.
Keywords: simultaneous auto; non cartesian; auto calibration; calibration ... See more keywords
Stochastic optimization of three‐dimensional non‐Cartesian sampling trajectory
Sign Up to like & getrecommendations! Published in 2023 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.29645
Abstract: Optimizing three‐dimensional (3D) k‐space sampling trajectories is important for efficient MRI yet presents a challenging computational problem. This work proposes a generalized framework for optimizing 3D non‐Cartesian sampling patterns via data‐driven optimization. read more here.
Keywords: optimization three; cartesian sampling; three dimensional; stochastic optimization ... See more keywords
NC-PDNet: A Density-Compensated Unrolled Network for 2D and 3D Non-Cartesian MRI Reconstruction
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Medical Imaging"
DOI: 10.1109/tmi.2022.3144619
Abstract: Deep Learning has become a very promising avenue for magnetic resonance image (MRI) reconstruction. In this work, we explore the potential of unrolled networks for non-Cartesian acquisition settings. We design the NC-PDNet (Non-Cartesian Primal Dual… read more here.
Keywords: network; pdnet; mri reconstruction; density compensated ... See more keywords
Research of Sensitivity Encoding Reconstruction for MRI with Non-Cartesian K-Space Trajectories
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Computational Chemistry"
DOI: 10.4236/jcc.2021.91001
Abstract: The Sensitivity Encoding (SENSE) parallel reconstruction scheme for magnetic resonance imaging (MRI) is implemented with non-cartesian sampled k-space trajectories in this paper. SENSE has the special capability to reduce the scanning time for MRI experiments… read more here.
Keywords: reconstruction; non cartesian; space; sensitivity encoding ... See more keywords