Phase rotation in correlation coefficient filtering and multi-pass methods for 3-D speckle tracking in 4-D echocardiography
Wong E, O'Donnell M, Compas C, Lin B, Sinusas A, Duncan J. Phase rotation in correlation coefficient filtering and multi-pass methods for 3-D speckle tracking in 4-D echocardiography. 2014, 1-4. DOI: 10.1109/ultsym.2014.0001.Peer-Reviewed Original ResearchPeak hopping artifactsTwo-pass processingPeak hoppingPhase rotationLocal strain distributionLow strain casesMulti-pass processMulti-pass methodDisplacement accuracyLarge strainsStrain distributionAxial displacementDisplacement estimatesStrain casePrevious passSubsequent passOrthogonal directionsTransition zoneFrame rateFilterTrackingConventional correlation filtersSpeckle trackingFilteringCorrelation filter