2024
Data-driven non-rigid motion detection and correction for NeuroEXPLORER
Zhang J, Sun C, Volpi T, Zeng T, Fontaine K, Du Y, Toyonaga T, Onofrey J, Lu Y, Carson R. Data-driven non-rigid motion detection and correction for NeuroEXPLORER. 2024, 00: 1-2. DOI: 10.1109/nss/mic/rtsd57108.2024.10658289.Peer-Reviewed Original ResearchNon-rigid motionNon-rigid motion estimationMotion dataNon-rigid regionsHead motion dataTracking capabilityMotion estimationMotion detectionRigid transformationImage-derived input functionMotion tracking systemImage blurringCarotid arteryEffective MCMotion patternsPatient movementTracking systemMotion correction frameworkBrain PET systemRigid motionMotion-corrected reconstructionFacial surfaceRigid motion correctionCorrect reconstructionCorrection framework
2017
Non-Rigid Event-by-Event Continuous Respiratory Motion Compensated List-Mode Reconstruction for PET
Chan C, Onofrey J, Jian Y, Germino M, Papademetris X, Carson RE, Liu C. Non-Rigid Event-by-Event Continuous Respiratory Motion Compensated List-Mode Reconstruction for PET. IEEE Transactions On Medical Imaging 2017, 37: 504-515. PMID: 29028189, PMCID: PMC7304524, DOI: 10.1109/tmi.2017.2761756.Peer-Reviewed Original ResearchConceptsMotion-compensated image reconstructionMotion fieldImage reconstructionReconstruction algorithmRespiratory motionNon-rigid motionNon-rigid motion correctionSignificant image blurringSystem matrixMotion correctionSystem matrix calculationMotionImage blurringSuperior image qualityTracer concentrationRigid motionReference locationMatrix calculationList-mode reconstruction algorithmMotion correlationDynamics studyImage quality