2015
Learning intervention-induced deformations for non-rigid MR-CT registration and electrode localization in epilepsy patients
Onofrey JA, Staib LH, Papademetris X. Learning intervention-induced deformations for non-rigid MR-CT registration and electrode localization in epilepsy patients. NeuroImage Clinical 2015, 10: 291-301. PMID: 26900569, PMCID: PMC4724039, DOI: 10.1016/j.nicl.2015.12.001.Peer-Reviewed Original Research
2012
Volumetric Intraoperative Brain Deformation Compensation: Model Development and Phantom Validation
DeLorenzo C, Papademetris X, Staib LH, Vives KP, Spencer DD, Duncan JS. Volumetric Intraoperative Brain Deformation Compensation: Model Development and Phantom Validation. IEEE Transactions On Medical Imaging 2012, 31: 1607-1619. PMID: 22562728, PMCID: PMC3600363, DOI: 10.1109/tmi.2012.2197407.Peer-Reviewed Original ResearchConceptsLinear elastic modelSurface displacementsElastic modelBrain deformationVolumetric brain deformationMaterial parametersMaterial propertiesRealistic brain phantomDeformationBiomechanical modelIntraoperative brainModel accuracyLocalization errorPhantom validationAccurate surgical guidanceModel solutionsModel developmentInitial estimationDisplacementModel sensitivityQuantitative validationPhantom resultsPreoperative imagesSurgical guidancePreliminary application
2009
Volumetric Shape Model for Oriented Tubular Structure from DTI Data
Ho HP, Papademetris X, Wang F, Blumberg HP, Staib LH. Volumetric Shape Model for Oriented Tubular Structure from DTI Data. Lecture Notes In Computer Science 2009, 12: 18-25. PMID: 20426091, PMCID: PMC2863144, DOI: 10.1007/978-3-642-04271-3_3.Peer-Reviewed Original ResearchConceptsBrain DTI dataMagnetic resonance diffusion tensor imagesContinuous modelStatistical methodsDiffusion tensor imagesSynthetic dataShape modelBoundary findingPoint correspondencesShape priorsDTI dataShape analysisVolumetric shapeTensor imagesWhole volumePriorsShape normalizationVolumetric shape modelsModelShapeOrientation information
2008
Novel Interaction Techniques for Neurosurgical Planning and Stereotactic Navigation
Joshi A, Scheinost D, Vives KP, Spencer DD, Staib LH, Papademetris X. Novel Interaction Techniques for Neurosurgical Planning and Stereotactic Navigation. IEEE Transactions On Visualization And Computer Graphics 2008, 14: 1587-1594. PMID: 18989014, PMCID: PMC2633029, DOI: 10.1109/tvcg.2008.150.Peer-Reviewed Original Research
2007
Voxel-wise comparisons of the morphology of diffusion tensors across groups of experimental subjects
Bansal R, Staib LH, Plessen KJ, Xu D, Royal J, Peterson BS. Voxel-wise comparisons of the morphology of diffusion tensors across groups of experimental subjects. Psychiatry Research 2007, 156: 225-245. PMID: 18006284, PMCID: PMC2215316, DOI: 10.1016/j.pscychresns.2006.12.015.Peer-Reviewed Original ResearchConceptsApproximate covariance matrixRespective true valuesScalar measureMathematical frameworkMultivariate GaussianCovariance matrixMean eigenvaluesTensor morphologyEigenvaluesDelta methodEigenvectorsOrthogonal vectorsDiffusion tensorTensor eigenvectorsScalar magnitudeNonlinear wayTensorTrue valueGaussianComplex 3D morphologyDT dataAnisotropyNeuroanatomical connectivityProbabilityDirectionStatistical Analyses of Brain Surfaces Using Gaussian Random Fields on 2-D Manifolds
Bansal R, Staib LH, Xu D, Zhu H, Peterson BS. Statistical Analyses of Brain Surfaces Using Gaussian Random Fields on 2-D Manifolds. IEEE Transactions On Medical Imaging 2007, 26: 46-57. PMID: 17243583, PMCID: PMC2366175, DOI: 10.1109/tmi.2006.884187.Peer-Reviewed Original Research