2007
LV STRAIN ESTIMATION FROM 4D ECHOCARDIOGRAPHY
Duncan J, Yan P, Zhu Y, Sinusas A, Jia C, Donnell M. LV STRAIN ESTIMATION FROM 4D ECHOCARDIOGRAPHY. 2007, 696-699. DOI: 10.1109/isbi.2007.356947.Peer-Reviewed Original ResearchDisplacement informationUltrasound arraySpeckle tracking algorithmStrain estimationRegional left ventricular deformationRF signalB-mode imagesBiomechanical modelIntegrated systemRadiofrequency signalsTracking algorithmRobust Point MatchingAcoustic dataPoint matchingDeformationImportant shape featuresCurvature valuesSignalsAnalysis systemDisplacementShape featuresSurface
2006
Boundary Element Method-Based Scattered Feature Interpolation Algorithm in the Analysis of LV Deformation
Yan P, Sinusas A, Duncan J. Boundary Element Method-Based Scattered Feature Interpolation Algorithm in the Analysis of LV Deformation. 2006, 1-8. DOI: 10.1109/cvprw.2006.47.Peer-Reviewed Original ResearchBoundary element methodElement methodFree-form deformationInterpolation algorithmDisplacement fieldImage sequencesDense displacement fieldLattice densityDeformationCardiac magnetic resonance image sequencesAccurate estimationForm deformationComputational efficiencyMagnetic resonance image sequencesStandard B-splinesRobust Point MatchingInterpolation methodPoint matchingComputation timeNew interpolation algorithmPhysical plausibilityB-splinesDensitySpatial positionImage-derived features
2004
Pointwise Motion Tracking in Echocardiographic Images
Yu W, Yan P, Sinusas A, Thiele K, Duncan J. Pointwise Motion Tracking in Echocardiographic Images. 2004, 1: i-676-i-683. DOI: 10.1109/cvpr.2004.1315097.Peer-Reviewed Original ResearchMeshfree Cardiac Motion Analysis Using Composite Material Model and Total Lagrangian Formulation
Wong C, Liu H, Wong L, Sinusas A, Shi P. Meshfree Cardiac Motion Analysis Using Composite Material Model and Total Lagrangian Formulation. 2004, 2: 464-467. DOI: 10.1109/isbi.2004.1398575.Peer-Reviewed Original ResearchMaterial modelComposite material modelCardiac motion analysisRealistic material modelsTotal Lagrangian formulationDeformation formulationDeformation situationLarge deformationKinematic discontinuityAnisotropic materialsLagrangian formulationMotion analysisParticle paradigmDeformationComputation platformKey issuesCertain advantagesFormulationMaterials
2001
Quantification of 3-D regional myocardial deformation: shape-based analysis of magnetic resonance images
Sinusas A, Papademetris X, Constable R, Dione D, Slade M, Shi P, Duncan J. Quantification of 3-D regional myocardial deformation: shape-based analysis of magnetic resonance images. AJP Heart And Circulatory Physiology 2001, 281: h698-h714. PMID: 11454574, DOI: 10.1152/ajpheart.2001.281.2.h698.Peer-Reviewed Original ResearchThe Active Elastic Model
Papademetris X, Constable R, Onat E, Duncan J, Sinusas A, Dione D. The Active Elastic Model. Lecture Notes In Computer Science 2001, 2082: 36-49. DOI: 10.1007/3-540-45729-1_4.Peer-Reviewed Original ResearchEstimation of 3D left ventricular deformation from echocardiography
Papademetris X, Sinusas A, Dione D, Duncan J. Estimation of 3D left ventricular deformation from echocardiography. Medical Image Analysis 2001, 5: 17-28. PMID: 11231174, DOI: 10.1016/s1361-8415(00)00022-0.Peer-Reviewed Original ResearchConceptsDense motion fieldIsotropic linear elastic modelRegional cardiac deformationLinear elastic modelMotion fieldTerms of strainCardiac deformationFiber directionElastic modelDeformationHeart wallGood agreementHeart deformationImage sequencesWallEstimationSpecific directionUltrasound imagesQuantitative estimationInitial correspondenceField
2000
Estimating 3D Strain from 4D Cine-MRI and Echocardiography: In-Vivo Validation
Papademetris X, Sinusas A, Dione D, Constable R, Duncan J. Estimating 3D Strain from 4D Cine-MRI and Echocardiography: In-Vivo Validation. Lecture Notes In Computer Science 2000, 1935: 678-686. DOI: 10.1007/978-3-540-40899-4_70.Peer-Reviewed Original Research
1999
Volumetric Deformation Analysis Using Mechanics-Based Data Fusion: Applications in Cardiac Motion Recovery
Shi P, Sinusas A, Constable R, Duncan J. Volumetric Deformation Analysis Using Mechanics-Based Data Fusion: Applications in Cardiac Motion Recovery. International Journal Of Computer Vision 1999, 35: 87-107. DOI: 10.1023/a:1008163112590.Peer-Reviewed Original ResearchMotion estimationNon-rigid motion estimationInstantaneous velocity dataCardiac motion recoveryContinuum mechanics principlesMotion recovery problemData fusionImage sequencesVolumetric deformationPhysical objectsMechanics principlesDisplacement informationComplementary data sourcesDynamic behaviorMotion recoveryData sourcesVelocity dataRecovery problemMotion analysisNew methodDeformationEstimationMeaningful constraintsObjectsPatient diagnosisRecovery of Soft Tissue Object Deformation from 3D Image Sequences Using Biomechanical Models
Papademetris X, Shi P, Dione D, Sinusas A, Constable R, Duncan J. Recovery of Soft Tissue Object Deformation from 3D Image Sequences Using Biomechanical Models. Lecture Notes In Computer Science 1999, 1613: 352-357. DOI: 10.1007/3-540-48714-x_28.Peer-Reviewed Original Research3D Cardiac Deformation from Ultrasound Images
Papademetris X, Sinusas A, Dione D, Duncan J. 3D Cardiac Deformation from Ultrasound Images. Lecture Notes In Computer Science 1999, 1679: 420-429. DOI: 10.1007/10704282_46.Peer-Reviewed Original ResearchDense motion fieldRegional cardiac deformationCardiac deformationLinear elastic modelMotion fieldTerms of strainFiber directionElastic modelDeformationHeart wallUltrasound imagesGood agreementHeart deformationImage sequencesWallSpecific directionQuantitative estimationInitial correspondenceFieldFlowPhysiological monitoring using digital sonomicrometry via telemetry
Beaty J, Tagare H, Dione D, Sinusas A, Wilder D. Physiological monitoring using digital sonomicrometry via telemetry. 1999, 125-126. DOI: 10.1109/nebc.1999.755793.Peer-Reviewed Original Research
1996
Dense nonrigid motion tracking from a sequence of velocity fields
Meyer F, Constable R, Sinusas A, Duncan J. Dense nonrigid motion tracking from a sequence of velocity fields. 2015 IEEE Conference On Computer Vision And Pattern Recognition (CVPR) 1996, 839-844. DOI: 10.1109/cvpr.1996.517169.Peer-Reviewed Original Research
1995
A model-based integrated approach to track myocardial deformation using displacement and velocity constraints
Shi P, Robinson G, Constable R, Sinusas A, Duncan J. A model-based integrated approach to track myocardial deformation using displacement and velocity constraints. 1995, 687-692. DOI: 10.1109/iccv.1995.466872.Peer-Reviewed Original ResearchFinite element frameworkInstantaneous velocity informationVelocity informationElement frameworkMid-wall regionMotion trackingDeformationVelocity constraintsMotion estimationPhase-contrast magnetic resonance imagesAccurate estimationBiomechanical heart modelField motionBoundary informationNew methodBoundariesEstimationIntegrated approachDisplacementTracking