2020
Joint Direct Parametric Reconstruction for Pet Receptor Occupancy Mapping
Marin T, Ouyang J, Fakhri G, Normandin M, Petibon Y. Joint Direct Parametric Reconstruction for Pet Receptor Occupancy Mapping. 2020, 00: 1-4. DOI: 10.1109/nss/mic42677.2020.9507742.Peer-Reviewed Original ResearchCentral nervous systemPositron emission tomographyVariable splitting techniqueReceptor occupancyBayesian reconstruction frameworkDenoising problemDose-occupancy relationshipReconstruction frameworkCentral nervous system drugsDevelopment of central nervous systemEstimation of receptor occupancyOptimization problemDrug brain penetrationLow precisionMeasure occupancyDrug AdministrationBrain penetrationRadiation exposureSplitting techniqueEmission tomographyDynamic dataTracer bindingNervous systemConventional approachesTarget engagement
2018
Iterative PET Image Reconstruction Using Convolutional Neural Network Representation
Gong K, Guan J, Kim K, Zhang X, Yang J, Seo Y, Fakhri G, Qi J, Li Q. Iterative PET Image Reconstruction Using Convolutional Neural Network Representation. IEEE Transactions On Medical Imaging 2018, 38: 675-685. PMID: 30222554, PMCID: PMC6472985, DOI: 10.1109/tmi.2018.2869871.Peer-Reviewed Original ResearchConceptsPET image reconstructionNeural networkConvolutional neural network representationsDeep residual convolutional neural networkImage reconstructionResidual convolutional neural networkComputer vision tasksDeep neural networksConvolutional neural networkNeural network denoisersAlternating direction methodNeural network representationIterative reconstruction frameworkNeural network methodVision tasksImage representationNetwork denoisingReconstruction frameworkMultipliers algorithmMedical imagesOptimization problemNetwork methodPost-processing toolDirection methodNetwork representation