Artificial neural network for multi‐echo gradient echo–based myelin water fraction estimation
Sign Up to like & getrecommendations! Published in 2020 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.28407
Abstract: To demonstrate robust myelin water fraction (MWF) mapping using an artificial neural network (ANN) with multi‐echo gradient‐echo (GRE) signal. read more here.
Keywords: neural network; multi echo; water fraction; echo gradient ... See more keywords
Improved multi‐echo gradient echo myelin water fraction mapping using complex‐valued neural network analysis
Sign Up to like & getrecommendations! Published in 2022 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.29192
Abstract: Previously, an artificial neural network method was introduced to estimate quantitative myelin water fraction (MWF) using multi‐echo gradient‐echo data. However, the fiber orientation of white matter with respect to B0 could bias the quantification of… read more here.
Keywords: multi echo; neural network; myelin water; water fraction ... See more keywords
EPI proton resonant frequency temperature mapping at 0.5T in the brain: Comparison to single‐echo gradient recalled echo
Sign Up to like & getrecommendations! Published in 2024 at "Magnetic Resonance in Medicine"
DOI: 10.1002/mrm.30373
Abstract: Evaluate the use of both single‐echo gradient recalled echo (SE‐GRE) and EPI approaches to creating temperature maps on a mid‐field head‐only scanner, both in vivo and on a tissue mimicking gel. read more here.
Keywords: temperature; recalled echo; echo gradient; single echo ... See more keywords
Accelerated Parameter Mapping of Multiple-Echo Gradient-Echo Data Using Model-Based Iterative Reconstruction
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DOI: 10.1109/tmi.2017.2771504
Abstract: A new reconstruction method, coined MIRAGE, is presented for accurate, fast, and robust parameter mapping of multiple-echo gradient-echo (MEGE) imaging, the basis sequence of novel quantitative magnetic resonance imaging techniques such as water content and… read more here.
Keywords: reconstruction; parameter mapping; echo gradient; mapping multiple ... See more keywords
Generalized parameter estimation in multi-echo gradient-echo-based chemical species separation.
Sign Up to like & getrecommendations! Published in 2020 at "Quantitative imaging in medicine and surgery"
DOI: 10.21037/qims.2020.02.07
Abstract: To develop a generalized formulation for multi-echo gradient-echo-based chemical species separation for all MR signal models described by a weighted sum of complex exponentials with phases linear in the echo time. Constraints between estimation parameters… read more here.
Keywords: estimation; parameter estimation; multi echo; echo gradient ... See more keywords