2024
Constrained alternating minimization for parameter mapping (CAMP)
Elsaid N, Dispenza N, Hu C, Peters D, Constable R, Tagare H, Galiana G. Constrained alternating minimization for parameter mapping (CAMP). Magnetic Resonance Imaging 2024, 110: 176-183. PMID: 38657714, PMCID: PMC11193090, DOI: 10.1016/j.mri.2024.04.029.Peer-Reviewed Original ResearchConceptsAlternating minimizationAccelerated parameter mappingImage qualityReconstructed image qualityEfficient reconstruction algorithmSacrificing model accuracyParameter mapsPhantom studyK-space samplingAcceleration datasetsK-spaceUndersampling artifactsCartesian acquisitionConsecutive imagesReconstruction algorithmIndividual imagesModel cost functionExponential decayEcho timeReconstruction methodCost functionReduce artifactsPhantomScan timeObjective function
2015
Experimental O‐space turbo spin echo imaging
Wang H, Tam L, Kopanoglu E, Peters DC, Constable RT, Galiana G. Experimental O‐space turbo spin echo imaging. Magnetic Resonance In Medicine 2015, 75: 1654-1661. PMID: 25981343, PMCID: PMC4644719, DOI: 10.1002/mrm.25741.Peer-Reviewed Original ResearchConceptsO-space imagingMagnetic gradient fieldO spaceK-space trajectoriesProjection reconstructionT2 contrastImaging methodCartesian SENSEConventional TSESurface coil arrayUndistorted imagesGradient fieldPractical schemeSpin-echo imagingMultiple echoesTurbo spin-echo imagingT2 decayEchoesMultiple imagesEcho timeImagingCoil arraySchemeDecayT2 weighting