Numerical observer for cardiac motion assessment using a linear discriminant
Marin T, Pretorius P, Yang Y, Wernick M, Brankov J. Numerical observer for cardiac motion assessment using a linear discriminant. 2010, 2352-2355. DOI: 10.1109/nssmic.2010.5874205.Peer-Reviewed Original ResearchDeformable mesh modelMesh modelDefect detection taskMotion estimation techniquesImage quality assessmentHuman visual systemHuman detection performanceHuman observersImage qualityMotion defectsHuman observer performanceChannelized Hotelling observerChannel modelMotion informationDetection performanceLinear discriminantDetection taskDiagnostic tasksHuman performanceProposed methodsSingle photon emission computed tomographyHotelling observerVisual systemEvaluate image qualityDiscriminant modelMOTION-COMPENSATED RECONSTRUCTION OF GATED CARDIAC SPECT IMAGES USING A DEFORMABLE MESH MODEL
Marin T, Wernick M, Yang Y, Brankov J. MOTION-COMPENSATED RECONSTRUCTION OF GATED CARDIAC SPECT IMAGES USING A DEFORMABLE MESH MODEL. 2010, 520-523. DOI: 10.1109/isbi.2010.5490294.Peer-Reviewed Original ResearchDeformable mesh modelGated cardiac SPECT imagesMesh modelMotion estimation techniquesMotion trajectoryTemporal smoothness constraintMaximum-likelihood expectation-maximization algorithmExpectation-maximization algorithmEstimated motionMotion-compensated reconstructionMotion compensationLevel of noiseSmoothness constraintPixel gridTemporal constraintsTemporal filteringReconstruction algorithmReconstructed imagesMesh domainCardiac SPECT imagingAlgorithmNoise reductionTemporal correlationNoise effectsIteration