Thomas Coudert
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View article: Fast MR signal simulations of microvascular and diffusion contributions using histogram‐based approximation and recurrent neural networks
Fast MR signal simulations of microvascular and diffusion contributions using histogram‐based approximation and recurrent neural networks Open
Purpose Accurate MR signal simulation, including microvascular structures and water diffusion, is crucial for MRI techniques like fMRI BOLD modeling and MR vascular Fingerprinting (MRF), which use susceptibility effects on MR signals for t…
View article: Cluster Globally, Reduce Locally: Scalable Efficient Dictionary Compression for Magnetic Resonance Fingerprinting
Cluster Globally, Reduce Locally: Scalable Efficient Dictionary Compression for Magnetic Resonance Fingerprinting Open
With the rapid advancements in medical data acquisition and production, increasingly richer representations exist to characterize medical information. However, such large-scale data do not usually meet computing resource constraints or alg…
View article: Relaxometry and contrast‐free cerebral microvascular quantification using balanced steady‐state free precession MR fingerprinting
Relaxometry and contrast‐free cerebral microvascular quantification using balanced steady‐state free precession MR fingerprinting Open
Purpose This study proposes a novel, contrast‐free Magnetic Resonance Fingerprinting (MRF) method using balanced Steady‐State Free Precession (bSSFP) sequences for the quantification of cerebral blood volume (CBV), vessel radius (R), and r…
View article: Scalable magnetic resonance fingerprinting: Incremental inference of\n high dimensional elliptical mixtures from large data volumes
Scalable magnetic resonance fingerprinting: Incremental inference of\n high dimensional elliptical mixtures from large data volumes Open
Magnetic Resonance Fingerprinting (MRF) is an emerging technology with the\npotential to revolutionize radiology and medical diagnostics. In comparison to\ntraditional magnetic resonance imaging (MRI), MRF enables the rapid,\nsimultaneous,…
View article: IRM «fingerprint» et Intelligence Artificielle pour la prise en charge des patients victimes d'un AVC
IRM «fingerprint» et Intelligence Artificielle pour la prise en charge des patients victimes d'un AVC Open
Stroke, a major cause of mortality and long-term disability worldwide, necessitates rapid and accurate diagnosis to optimize treatment outcomes. Current imaging techniques, particularly MRI, are critical for assessing the extent of brain i…
View article: Contrast-free Blood Volume, Microvascular Properties and Relaxometry mapping using bSSFP MR Fingerprinting
Contrast-free Blood Volume, Microvascular Properties and Relaxometry mapping using bSSFP MR Fingerprinting Open
Motivation: Most MR methods for quantifying microvascular properties involve the injection of exogenous contrast agents (CA). Goal(s): We propose an innovative MRI method that simultaneously maps the deoxygenated cerebral blood volume (CBV…
View article: Relaxometry and contrast-free cerebral microvascular quantification using balanced Steady-State Free Precession MR Fingerprinting
Relaxometry and contrast-free cerebral microvascular quantification using balanced Steady-State Free Precession MR Fingerprinting Open
This study proposes a novel, contrast-free Magnetic Resonance Fingerprinting (MRF) method using balanced Steady-State Free Precession (bSSFP) sequences for the quantification of cerebral blood volume (CBV), vessel radius (R), and relaxomet…
View article: Enhancing MR vascular Fingerprinting with realistic microvascular geometries
Enhancing MR vascular Fingerprinting with realistic microvascular geometries Open
Magnetic resonance (MR) vascular Fingerprinting proposes to use the MR Fingerprinting framework to quantitatively and simultaneously map several characteristics that emerge from vascular structure much smaller than voxel size. The initial …
View article: Searching for an MR Fingerprinting sequence to measure brain oxygenation without contrast agent
Searching for an MR Fingerprinting sequence to measure brain oxygenation without contrast agent Open
We propose to use numerical simulations and Monte Carlo approaches to test 40 MR fingerprinting sequences for their ability to quantify the BOLD effect and provide maps of baseline blood oxygen saturation without the need for contrast agen…
View article: Enhancing MR vascular Fingerprinting through realistic microvascular geometries
Enhancing MR vascular Fingerprinting through realistic microvascular geometries Open
MR vascular Fingerprinting proposes to use the MR Fingerprinting framework to quantitatively and simultaneously map several microvascular characteristics at a sub-voxel scale. The initial implementation assessed the local blood oxygenation…