2024
Large human cohort study of markerless head motion tracking for brain PET
Zeng T, Zhang J, Gallezot J, Fontaine K, Gravel P, Jiang W, Mulnix T, Yang Z, Zhang X, Hu L, Carson R. Large human cohort study of markerless head motion tracking for brain PET. 2024, 00: 1-2. DOI: 10.1109/nss/mic/rtsd57108.2024.10656091.Peer-Reviewed Original ResearchPost-reconstruction registrationEvent-by-eventBrain PET imagingMotion correction techniqueQuantitative PET imagingPET imagingBrain PETHead motionTime activity curvesStudy of brain functionImage qualityMotion tracking systemGray matter regionsCorrection techniqueMotionHuman cohort studiesAverage SUVPET measurementsMotion blurMatter regionsSuperior performanceTracking systemPolarisMotion correction quality control of markerless head motion tracking for ultrahigh performance brain PET
Zeng T, Zhang J, Volpi T, Gallezot J, Fontaine K, Khattar N, Jiang W, Yang Z, Wan Q, Wang S, Li T, Zhang X, Hu L, Carson R. Motion correction quality control of markerless head motion tracking for ultrahigh performance brain PET. 2024, 00: 1-2. DOI: 10.1109/nss/mic/rtsd57108.2024.10658040.Peer-Reviewed Original ResearchBrain PET studiesMotion correctionMotion-free imagesImpact of motionPET systemCombined metricImage qualityResolution degradationBrain PETGating methodPET dataFacial expression experimentsSpatial resolutionDetect facial expressionsNon-rigid movementEnhanced image qualityHuman scansGateMotion blurPET studiesMotion tracking systemPlanned motionTracking failureMotionNeuroimaging studies
2017
Direct reconstruction of parametric images for brain PET with event-by-event motion correction: evaluation in two tracers across count levels
Germino M, Gallezot JD, Yan J, Carson RE. Direct reconstruction of parametric images for brain PET with event-by-event motion correction: evaluation in two tracers across count levels. Physics In Medicine And Biology 2017, 62: 5344-5364. PMID: 28504644, PMCID: PMC5783541, DOI: 10.1088/1361-6560/aa731f.Peer-Reviewed Original Research
2013
Evaluation of motion correction methods in human brain PET imaging—A simulation study based on human motion data
Jin X, Mulnix T, Gallezot J, Carson RE. Evaluation of motion correction methods in human brain PET imaging—A simulation study based on human motion data. Medical Physics 2013, 40: 102503. PMID: 24089924, PMCID: PMC3785538, DOI: 10.1118/1.4819820.Peer-Reviewed Original ResearchConceptsAccurate motion dataMotion correction methodEvent motion correctionIntraframe motionCorrection methodMotion dataMotion correctionROI intensitiesHead motion dataImage reconstructionKinetic modelHuman motion dataSystem resolutionHead motionMotionSimulation studyFrame-based methodsPotential figuresKinetic parametersAccuracyMC methodAttenuation mapImage registrationHigh-contrast regionsImage intensityDynamic assessment of head motion compensation for the HRRT
Jin X, Mulnix T, Gallezot J, Carson R. Dynamic assessment of head motion compensation for the HRRT. 2011 IEEE Nuclear Science Symposium Conference Record 2013, 2867-2872. DOI: 10.1109/nssmic.2012.6551654.Peer-Reviewed Original ResearchMotion-free referenceEvent motion correctionMotion correction methodIntra-frame motionMotion compensationActual motion dataMotion correctionHead motion compensationCorrection methodHuman head motionFrame-based methodsSubject motionWide rangeSystem resolutionMotionMotion dataGood accuracyPrevious simulation studiesImage reconstructionSimulation studyDynamics studyCompensationHead motionRangeMethod
2009
Accuracy of Head Motion Compensation for the HRRT: Comparison of Methods
Jin X, Mulnix T, Planeta-Wilson B, Gallezot JD, Carson RE. Accuracy of Head Motion Compensation for the HRRT: Comparison of Methods. 2011 IEEE Nuclear Science Symposium Conference Record 2009, 2009: 3199-3202. PMID: 20607125, PMCID: PMC2895273, DOI: 10.1109/nssmic.2009.5401706.Peer-Reviewed Original ResearchMotion compensation methodMotion compensationCompensation methodMotion correctionROI intensitiesAccurate motion dataHead motion compensationMotion dataMedium motionOffset errorLarge motionFrame-based methodsFrame motionHuman motion dataReasonable motionSystem resolutionImage registrationMotionCentroid location