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
2022
Balanced Steady‐State Free Precession Cine MR Imaging in the Presence of Cardiac Devices: Value of Interleaved Radial Linear Combination Acquisition With Partial Dephasing
Xiang J, Lamy J, Lampert R, Peters D. Balanced Steady‐State Free Precession Cine MR Imaging in the Presence of Cardiac Devices: Value of Interleaved Radial Linear Combination Acquisition With Partial Dephasing. Journal Of Magnetic Resonance Imaging 2022, 58: 782-791. PMID: 36373998, PMCID: PMC11238270, DOI: 10.1002/jmri.28528.Peer-Reviewed Original Research
2018
REPAIRit: Improving Myocardial Nulling and Ghosting Artifacts of 3D Navigator‐Gated Late Gadolinium Enhancement Imaging During Arrhythmia
Hu C, Huber S, Latif SR, Santacana‐Laffitte G, Mojibian HR, Baldassarre LA, Peters DC. REPAIRit: Improving Myocardial Nulling and Ghosting Artifacts of 3D Navigator‐Gated Late Gadolinium Enhancement Imaging During Arrhythmia. Journal Of Magnetic Resonance Imaging 2018, 49: 688-699. PMID: 30252987, DOI: 10.1002/jmri.26284.Peer-Reviewed Original Research
2017
Reverse double inversion‐recovery: Improving motion robustness of cardiac T2‐weighted dark‐blood turbo spin‐echo sequence
Hu C, Huber S, Latif SR, Santacana‐Laffitte G, Mojibian HR, Baldassarre LA, Peters DC. Reverse double inversion‐recovery: Improving motion robustness of cardiac T2‐weighted dark‐blood turbo spin‐echo sequence. Journal Of Magnetic Resonance Imaging 2017, 47: 1498-1508. PMID: 29112315, PMCID: PMC6346424, DOI: 10.1002/jmri.25886.Peer-Reviewed Original ResearchAdultAgedAlgorithmsArtifactsComputer SimulationDiastoleFemaleHealthy VolunteersHeartHeart DiseasesHeart VentriclesHumansImage EnhancementImage Interpretation, Computer-AssistedImage Processing, Computer-AssistedMagnetic Resonance ImagingMaleMiddle AgedMotionMyocardiumProspective StudiesQuality ControlReproducibility of ResultsSignal-To-Noise RatioAn Efficient Reconstruction Algorithm Based on the Alternating Direction Method of Multipliers for Joint Estimation of ${R}_{{2}}^{*}$ and Off-Resonance in fMRI
Hu C, Reeves S, Peters D, Twieg D. An Efficient Reconstruction Algorithm Based on the Alternating Direction Method of Multipliers for Joint Estimation of ${R}_{{2}}^{*}$ and Off-Resonance in fMRI. IEEE Transactions On Medical Imaging 2017, 36: 1326-1336. PMID: 28207389, DOI: 10.1109/tmi.2017.2667698.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsArtifactsImage Processing, Computer-AssistedMagnetic Resonance ImagingMotionVibrationConceptsReduction of distortionAir-tissue interfaceOff resonanceGeometric distortionK-space trajectoriesK-space centerEfficient reconstruction algorithmImproved image qualityJoint mappingReconstruction efficiencyResonanceJoint estimationDirection methodComplicated cost functionsCorresponding reconstructionsMotion artifactsReconstruction algorithmOptimization stepCost functionSame accuracyDistortionReconstruction timeImage qualityNew algorithmAlternating Direction Method
2016
Method of B0 mapping with magnitude‐based correction for bipolar two‐point Dixon cardiac MRI
Liu J, Peters DC, Drangova M. Method of B0 mapping with magnitude‐based correction for bipolar two‐point Dixon cardiac MRI. Magnetic Resonance In Medicine 2016, 78: 1862-1869. PMID: 27933641, DOI: 10.1002/mrm.26569.Peer-Reviewed Original ResearchO-space with high resolution readouts outperforms radial imaging
Wang H, Tam L, Kopanoglu E, Peters DC, Constable RT, Galiana G. O-space with high resolution readouts outperforms radial imaging. Magnetic Resonance Imaging 2016, 37: 107-115. PMID: 27876569, PMCID: PMC5316340, DOI: 10.1016/j.mri.2016.11.012.Peer-Reviewed Original Research
2014
Multiecho acquisition of O‐space data
Galiana G, Peters D, Tam L, Constable RT. Multiecho acquisition of O‐space data. Magnetic Resonance In Medicine 2014, 72: 1648-1657. PMID: 24459076, PMCID: PMC4108571, DOI: 10.1002/mrm.25085.Peer-Reviewed Original Research
2011
Pulmonary vein inflow artifact reduction for free‐breathing left atrium late gadolinium enhancement
Moghari MH, Peters DC, Smink J, Goepfert L, Kissinger KV, Goddu B, Hauser TH, Josephson ME, Manning WJ, Nezafat R. Pulmonary vein inflow artifact reduction for free‐breathing left atrium late gadolinium enhancement. Magnetic Resonance In Medicine 2011, 66: 180-186. PMID: 21360738, PMCID: PMC3120912, DOI: 10.1002/mrm.22769.Peer-Reviewed Original Research
2010
Respiratory bellows revisited for motion compensation: Preliminary experience for cardiovascular MR
Santelli C, Nezafat R, Goddu B, Manning WJ, Smink J, Kozerke S, Peters DC. Respiratory bellows revisited for motion compensation: Preliminary experience for cardiovascular MR. Magnetic Resonance In Medicine 2010, 65: 1097-1102. PMID: 21413074, PMCID: PMC3126878, DOI: 10.1002/mrm.22687.Peer-Reviewed Original ResearchMeSH KeywordsAlgorithmsArtifactsCoronary VesselsFemaleHumansImage EnhancementImage Interpretation, Computer-AssistedMagnetic Resonance AngiographyMagnetic Resonance Imaging, CineMaleMotionPilot ProjectsReproducibility of ResultsRespiratory-Gated Imaging TechniquesSensitivity and SpecificityYoung AdultNoncontrast SSFP pulmonary vein magnetic resonance angiography: Impact of off‐resonance and flow
Hu P, Stoeck CT, Smink J, Peters DC, Ngo L, Goddu B, Kissinger KV, Goepfert LA, Chan J, Hauser TH, Rofsky NM, Manning WJ, Nezafat R. Noncontrast SSFP pulmonary vein magnetic resonance angiography: Impact of off‐resonance and flow. Journal Of Magnetic Resonance Imaging 2010, 32: 1255-1261. PMID: 21031533, PMCID: PMC2975425, DOI: 10.1002/jmri.22356.Peer-Reviewed Original ResearchConceptsMagnetic resonance angiographyPulmonary veinsHealthy subjectsResonance angiographyAtrial fibrillation patientsSuperior pulmonary veinBlood flow velocityHealthy adult subjectsSignal voidVoid artifactsFibrillation patientsAF patientsPV bloodPV flowLeft atriumBlood flowAdult subjectsTrigger delaySignal void artifactsPatientsAngiographySubjectsCauseSSFP sequencePulmonary
2006
Characterizing radial undersampling artifacts for cardiac applications
Peters DC, Rohatgi P, Botnar RM, Yeon SB, Kissinger KV, Manning WJ. Characterizing radial undersampling artifacts for cardiac applications. Magnetic Resonance In Medicine 2006, 55: 396-403. PMID: 16408266, DOI: 10.1002/mrm.20782.Peer-Reviewed Original Research
2004
Reduced field of view and undersampled PR combined for interventional imaging of a fully dynamic field of view
Peters DC, Guttman MA, Dick AJ, Raman VK, Lederman RJ, McVeigh ER. Reduced field of view and undersampled PR combined for interventional imaging of a fully dynamic field of view. Magnetic Resonance In Medicine 2004, 51: 761-767. PMID: 15065249, PMCID: PMC2034278, DOI: 10.1002/mrm.20037.Peer-Reviewed Original ResearchConceptsTemporal filtering techniquesTemporal resolutionField of viewArtifact suppressionFiltering techniqueTrue frameGood temporal resolutionAccurate monitoringProjection reconstructionMRI experimentsCatheter imagingImage artifactsInterventional imagingDynamic fieldDynamic eventsImage qualityFieldProcessingFOVResolutionRFOVSimulations
2003
Centering the projection reconstruction trajectory: Reducing gradient delay errors
Peters DC, Derbyshire JA, McVeigh ER. Centering the projection reconstruction trajectory: Reducing gradient delay errors. Magnetic Resonance In Medicine 2003, 50: 1-6. PMID: 12815671, PMCID: PMC2034322, DOI: 10.1002/mrm.10501.Peer-Reviewed Original Research