Spatial localization in nuclear magnetic resonance spectroscopy
SF Keevil - Physics in Medicine & Biology, 2006 - iopscience.iop.org
The ability to select a discrete region within the body for signal acquisition is a fundamental
requirement of in vivo NMR spectroscopy. Ideally, it should be possible to tailor the selected …
requirement of in vivo NMR spectroscopy. Ideally, it should be possible to tailor the selected …
Fast image reconstruction with L2‐regularization
Purpose We introduce L2‐regularized reconstruction algorithms with closed‐form solutions
that achieve dramatic computational speed‐up relative to state of the art L1‐and L2‐based …
that achieve dramatic computational speed‐up relative to state of the art L1‐and L2‐based …
Removal of nuisance signals from limited and sparse 1H MRSI data using a union‐of‐subspaces model
Purpose To remove nuisance signals (eg, water and lipid signals) for 1H MRSI data
collected from the brain with limited and/or sparse (k, t)‐space coverage. Methods A union …
collected from the brain with limited and/or sparse (k, t)‐space coverage. Methods A union …
High‐resolution 1H‐MRSI of the brain using short‐TE SPICE
Purpose To improve signal‐to‐noise ratio (SNR) for high‐resolution spectroscopic imaging
using a subspace‐based technique known as SPectroscopic Imaging by exploiting …
using a subspace‐based technique known as SPectroscopic Imaging by exploiting …
Lipid suppression in CSI with spatial priors and highly undersampled peripheral k‐space
Mapping 1H brain metabolites using chemical shift imaging is hampered by the presence of
subcutaneous lipid signals, which contaminate the metabolites by ringing due to limited …
subcutaneous lipid signals, which contaminate the metabolites by ringing due to limited …
Echo planar spectroscopic imaging
RV Mulkern, LP Panych - Concepts in Magnetic Resonance, 2001 - Wiley Online Library
Echo planar spectroscopic imaging (EPSI) allows for mapping one spatial dimension and
the spectroscopic dimension in a single readout. Modern clinical magnetic resonance …
the spectroscopic dimension in a single readout. Modern clinical magnetic resonance …
Three‐dimensional MR spectroscopic imaging using adiabatic spin echo and hypergeometric dual‐band suppression for metabolic mapping over the entire brain
M Esmaeili, TF Bathen, BR Rosen… - Magnetic resonance …, 2017 - Wiley Online Library
Purpose Large lipid and water signals in MR spectroscopic imaging (MRSI) complicate brain
metabolite quantification. In this study, we combined adiabatic hypergeometric dual‐band …
metabolite quantification. In this study, we combined adiabatic hypergeometric dual‐band …
Proton metabolic mapping of the brain at 7 T using a two‐dimensional free induction decay–echo‐planar spectroscopic imaging readout with lipid suppression
KM Nam, AD Hendriks, VO Boer… - NMR in …, 2022 - Wiley Online Library
The increased signal‐to‐noise ratio (SNR) and chemical shift dispersion at high magnetic
fields (≥ 7 T) have enabled neuro‐metabolic imaging at high spatial resolutions. To avoid …
fields (≥ 7 T) have enabled neuro‐metabolic imaging at high spatial resolutions. To avoid …
Truncation artifact reduction in spectroscopic imaging using a dual-density spiral k-space trajectory
Truncation artifacts arise in magnetic resonance spectroscopic imaging (MRSI) of the human
brain due to limited coverage of k-space necessitated by low SNR of metabolite signal and …
brain due to limited coverage of k-space necessitated by low SNR of metabolite signal and …
Compartmentalized low‐rank recovery for high‐resolution lipid unsuppressed MRSI
I Bhattacharya, M Jacob - Magnetic resonance in medicine, 2017 - Wiley Online Library
Purpose To introduce a novel algorithm for the recovery of high‐resolution magnetic
resonance spectroscopic imaging (MRSI) data with minimal lipid leakage artifacts, from dual …
resonance spectroscopic imaging (MRSI) data with minimal lipid leakage artifacts, from dual …