2023
Transformer-Based Dual-Domain Network for Few-View Dedicated Cardiac SPECT Image Reconstructions
Xie H, Zhou B, Chen X, Guo X, Thorn S, Liu Y, Wang G, Sinusas A, Liu C. Transformer-Based Dual-Domain Network for Few-View Dedicated Cardiac SPECT Image Reconstructions. Lecture Notes In Computer Science 2023, 14229: 163-172. DOI: 10.1007/978-3-031-43999-5_16.Peer-Reviewed Original ResearchDual-domain networkSPECT image reconstructionImage reconstructionDeep learning methodsPrevious baseline methodsCardiac SPECT imagesHigh-quality imagesReconstruction networkIterative reconstruction processView reconstructionBaseline methodsReconstruction outputLearning methodsClinical softwareReconstruction processImaging problemsProjection dataImage qualityNetworkImagesStationary dataSPECT scannerDiagnosis of CVDLimited amountSoftware
2022
PET respiratory motion correction: quo vadis?
Lamare F, Bousse A, Thielemans K, Liu C, Merlin T, Fayad H, Visvikis D. PET respiratory motion correction: quo vadis? Physics In Medicine And Biology 2022, 67: 03tr02. PMID: 34915465, DOI: 10.1088/1361-6560/ac43fc.Peer-Reviewed Original ResearchConceptsRespiratory motion correctionPET respiratory motion correctionMotion correctionGeneric motion modelImage reconstruction processRespiratory motion informationMotion estimationMotion informationTerms of synchronizationImage spaceSynchronization stepsReconstruction processMotion modelOverall approachPET/magnetic resonance imagingDevice systemRespiratory motionImaging devicesMRI deviceDevicesSynchronizationNumber of stepsComprehensive coverageDatasetGreat interest
2021
Virtual Surgical Planning for Intracranial Intraosseous Meningioma Reconstruction
Shah R, Lu X, Dinis J, Junn A, Alperovich M. Virtual Surgical Planning for Intracranial Intraosseous Meningioma Reconstruction. Journal Of Craniofacial Surgery 2021, 32: 2536-2538. PMID: 34224462, DOI: 10.1097/scs.0000000000007934.Peer-Reviewed Original ResearchConceptsVirtual surgical planningHigh-fidelity reconstructionMaterialise Mimics softwareComputed tomography scan imagesTemporal bone reconstructionReconstruction processMean discrepancySurgical planningScan imagesSoftwarePlanned reconstructionTomography scan imagesAccuracy assessmentThree-dimensional planningPostoperative orbital volumeMimics softwarePlanningThree-dimensional modelCustom implantsCutting guidesReconstructionImagesAccuracyBone reconstructionUnaffected orbit
2019
Arterial spin labeling MR image denoising and reconstruction using unsupervised deep learning
Gong K, Han P, Fakhri G, Ma C, Li Q. Arterial spin labeling MR image denoising and reconstruction using unsupervised deep learning. NMR In Biomedicine 2019, 35: e4224. PMID: 31865615, PMCID: PMC7306418, DOI: 10.1002/nbm.4224.Peer-Reviewed Original ResearchConceptsSignal-to-noise ratioImage denoisingReconstruction frameworkDeep learning-based image denoisingDeep learning-based denoisersMR image denoisingLearning-based denoisingLow signal-to-noise ratioK-space dataNoisy imagesTraining labelsTraining pairsNetwork inputNeural networkDenoisingIn vivo experiment dataSuperior performanceImaging speedReconstruction processImage qualityLong imaging timesNetworkFrameworkImagesSpatial resolution
2016
Direct Parametric Imaging of Reversible Tracers Using Partial Dynamic Data
Kim K, Fakhri G, Li Q. Direct Parametric Imaging of Reversible Tracers Using Partial Dynamic Data. 2016, 1-4. DOI: 10.1109/nssmic.2016.8069385.Peer-Reviewed Original Research
2015
Penalized Direct Estimation of Parametric Images in PET
Kim K, Fakhri G, Li Q. Penalized Direct Estimation of Parametric Images in PET. 2015, 1-4. DOI: 10.1109/nssmic.2015.7582182.Peer-Reviewed Original ResearchAlternating direction methodDirection methodHigh noise varianceIterative reconstruction processKinetic parameter imagesTV regularizationNoise varianceDirect reconstructionPhysiological kinetic parametersDirection estimationReconstruction processNeighboring voxelsCost functionRidge regressionRaw measurementsConventional direct methodComputer simulationsDynamic imagingSplitting methodKinetic parametersImagesBrain phantomAccurate parametric imagesPoisson likelihoodPotential images
2011
Three-dimensional reconstruction using an adaptive simultaneous algebraic reconstruction technique in electron tomography
Wan X, Zhang F, Chu Q, Zhang K, Sun F, Yuan B, Liu Z. Three-dimensional reconstruction using an adaptive simultaneous algebraic reconstruction technique in electron tomography. Journal Of Structural Biology 2011, 175: 277-287. PMID: 21699984, DOI: 10.1016/j.jsb.2011.06.002.Peer-Reviewed Original ResearchConceptsAdaptive simultaneous algebraic reconstruction techniqueSimultaneous algebraic reconstruction techniqueAlgebraic reconstruction techniqueAccess schemeParameter adjustment methodIncomplete data conditionsReconstruction techniqueObjective quality measuresThree-dimensional reconstructionReconstructed 3D structuresConsecutive viewsReconstruction processData conditionsGray levelsImportant techniqueReconstruction methodWeight matrixAdjustment methodExperimental resultsQuality measuresComputationSchemeConvergence processLimited angle rangeOutperforms
2009
A quantitative evaluation study of four-dimensional gated cardiac SPECT reconstruction
Jin M, Yang Y, Niu X, Marin T, Brankov J, Feng B, Pretorius P, King M, Wernick M. A quantitative evaluation study of four-dimensional gated cardiac SPECT reconstruction. Physics In Medicine And Biology 2009, 54: 5643-5659. PMID: 19724094, PMCID: PMC3690946, DOI: 10.1088/0031-9155/54/18/019.Peer-Reviewed Original ResearchConceptsGated cardiac SPECT imagesNURBS-based cardiac-torso (NCATMotion-compensated temporal regularizationCardiac SPECT imagingBias-variance analysisDistance-dependent blurringGated cardiac SPECTMotion compensation approachReconstructed myocardiumSPECT imagesDetection of perfusion defectsSPECT reconstructionCardiac SPECTIntensity uniformityTemporal smoothnessPatient dataLeft ventricular myocardiumReconstructed imagesReconstruction processSpatial smoothingPerfusion defectsScatteringDegradation factorsTemporal regularityVentricular myocardium
1990
Image reconstruction based on human and monkey cone mosaics
Costaridou L, Stefanou S, Hirsch J, Orphanoudakis S. Image reconstruction based on human and monkey cone mosaics. Journal Of Visual Communication And Image Representation 1990, 1: 137-152. DOI: 10.1016/1047-3203(90)90003-e.Peer-Reviewed Original Research
This site is protected by hCaptcha and its Privacy Policy and Terms of Service apply