Automated Coregistered Segmentation for Volumetric Analysis of Multiparametric Renal MRI [0.03%]
基于多参数肾脏MRI体积分析的自动化配准分割方法研究
Aya Ghoul,Cecilia Liang,Isabelle Loster et al.
Aya Ghoul et al.
Purpose: This study aims to develop and evaluate a fully automated deep learning-driven postprocessing pipeline for multiparametric renal MRI, enabling accurate kidney alignment, segmentation, and quantitative feature ext...
Combined caLculation of Ultra-high field Biases (CLUB) With Sandwich: Fast, Simultaneous Estimation of 3D B0 and Multi-Channel B1 + Maps at 7 T [0.03%]
CLUB with Sandwich：在7T下快速同时估计三维B0和多通道B1+地图
Natalia Pato Montemayor,Jocelyn Phillippe,James L Kent et al.
Natalia Pato Montemayor et al.
Purpose: A method for simultaneous mapping of static (B0) and transmit (B1 +) field inhomogeneities at ultra-high field (UHF) was developed and validated. The utility of accelerating the proposed sequence using deep learn...
Respiratory Motion-Corrected Model-Based 3D Water-Fat MRA of the Thorax at 0.55 T [0.03%]
基于0.55T下胸部呼吸运动校正的三维水分-脂肪MRA模型
Robert Stoll,Christoph Kolbitsch,Michaela Schmidt et al.
Robert Stoll et al.
Purpose: The goal of this study was to develop a 5-min 3D MRA acquisition at 0.55 T with predictable scan time, 100% data efficiency, and robust water-fat separation. ...
Tensor Decomposition-Based Multi-Signal Matrix Pencil Method for Myelin Water Fraction Estimation [0.03%]
基于张量分解的多信号矩阵-pencil法在我的elin水分数估计中的应用
Deepu Kurian,Eva Alonso-Ortiz,Faheem Arshad et al.
Deepu Kurian et al.
Purpose: To develop a robust method for estimating myelin water fraction (MWF) from multi-echo gradient-recalled echo (mGRE) data under acquisition regimes that limit echo-train length and support higher spatial sampling....
Comparison of Signal- and Volume-Based Ventilation-Weighted Assessment Using 3D FLORET UTE MRI in Patients With Various Pulmonary Disease [0.03%]
基于信号和体积的呼吸加权评估的对比研究使用三维FLORETUTE磁共振成像检测各种肺部疾病患者
Filip Klimeš,Joseph W Plummer,Andreas Voskrebenzev et al.
Filip Klimeš et al.
Purpose: 3D free-breathing, proton, contrast-agent-free MR methods are increasingly used for pulmonary ventilation-weighted measurements. The methods are split between: (1) signal-based, which rely on lung parenchyma sign...
Caroline A Doctor,Leonardo A Rivera-Rivera,Laura B Eisenmenger et al.
Caroline A Doctor et al.
Purpose: Applications of DENSE to measure cardiac driven brain tissue pulsations are highly sensitive to bulk patient motion due to the sub-millimeter displacement encoding required, limiting its accuracy, reproducibility...
Toward Optimized Intravoxel Incoherent Motion (IVIM) and Compartmental T2 Mapping in Abdominal Organs [0.03%]
朝向腹部器官优化的亚像素无序弥散（IVIM）和室隔化T2映射
Julia Stabinska,Thomas A Thiel,Hans-Jörg Wittsack et al.
Julia Stabinska et al.
Purpose: To quantitatively assess the bias in the intravoxel incoherent motions (IVIM)-derived pseudo-diffusion volume fraction (f) caused by the differences in relaxation times between the tissue and fluid compartments, ...
Quantitative Comparison of Multi-Echo Spin Echo and Multi-Echo Gradient Echo Myelin Water Imaging in a Panel of Mbp Enhancer-Edited Mouse Lines [0.03%]
一组Mbp增强编辑小鼠多回波自旋回波和多回波梯度回波髓鞘水成像的定量比较研究
Vladimir Grouza,Yawen Shi,Sean Goldfarb et al.
Vladimir Grouza et al.
Purpose: To evaluate the correspondence between myelin water fraction (MWF) estimates derived from multi-echo spin echo (MESE) and multi-echo gradient echo (MGRE) imaging in fixed mouse brain tissue, using a panel of myel...
Relaxivity of Gadobutrol and Gadoteric Acid in Cerebrospinal Fluid at 3T [0.03%]
3特斯拉下钆布醇和钆贝酸在脑脊液中的磁共振弛豫效能研究
Sofia Behndig,Anders Garpebring,Daniel Dahlgren Lindström et al.
Sofia Behndig et al.
Purpose: The aim was to estimate T1 relaxivity of gadobutrol and gadoteric acid in cerebrospinal fluid (CSF) at 3T, to support research on CSF-flow and the glymphatic system in humans utilizing T1 mapping after intratheca...
Timing Is Everything: How Subtle Timing Changes in MRI Echo Planar Imaging Can Significantly Alter Mechanical Vibrations and Sound Level [0.03%]
天时地利人和：探讨MRI回波平面成像中微妙的时间变化如何大幅改变机械振动及噪音水平
Amir Seginer,Alexander Bratch,Shahar Goren et al.
Amir Seginer et al.
Purpose: Echo-Planar Imaging (EPI) is central to fMRI, diffusion MRI, and many dynamic clinical applications, yet rapid gradient switching induces strong mechanical vibrations, generates acoustic noise, and contributes to...