Fundamental analysis of lateral displacement estimation quality in ultrasound elastography

J Luo, EE Konofagou - … on Biomedical Imaging: From Nano to …, 2009 - ieeexplore.ieee.org
Complementary to axial, lateral displacement and strain can provide important information
on the biological soft tissues in all applications of elastography. In this paper, the effect of …

Key parameters for precise lateral displacement estimation in ultrasound elastography

J Luo, EE Konofagou - … Conference of the IEEE Engineering in …, 2009 - ieeexplore.ieee.org
Complementary to axial, lateral and elevational displacement and strain can provide
important information on the mechanical properties of biological soft tissues. In this paper …

Effects of various parameters on lateral displacement estimation in ultrasound elastography

J Luo, EE Konofagou - Ultrasound in medicine & biology, 2009 - Elsevier
Complementary to axial, lateral displacement and strain can provide important information
on the biological soft tissues. In this paper, the effects of key parameters (ie, lateral …

Comparison of two novel-strategies to obtain sub-pitch resolution in ultrasound elastography

S Sathiyamoorthy, AK Thittai - 2017 IEEE 14th International …, 2017 - ieeexplore.ieee.org
In elastography, Conventional Linear Array (CLA)-based RF data acquisition can only
provide good quality displacement measurements in the direction of beam propagation …

A new elastographic method for estimation and imaging of lateral displacements, lateral strains, corrected axial strains and Poisson's ratios in tissues

E Konofagou, J Ophir - Ultrasound in medicine & biology, 1998 - Elsevier
A major disadvantage of the current practice of elastography is that only the axial component
of the strain is estimated. The lateral and elevational components are basically disregarded …

Improvements in ultrasound elastography using dynamic focusing

D Lertsilp, S Umchid, U Techavipoo… - The 4th 2011 …, 2012 - ieeexplore.ieee.org
Many ultrasound elastograms are reconstructed from pre-and post-compression
radiofrequency (RF) signals after beamforming using a single or a few focusing depths. This …

On ultrasound elastography: simulation, experiment, and algorithm development

A Al-Azawi - 2015 - stax.strath.ac.uk
Ultrasound elastography is investigated in this thesis based on processing backscattered
raw ultrasonic data (radio frequency signals) using standard cross-correlation tool (SCC) …

Smoothing-spline based strain estimation in ultrasound elastography

A Khadem, SK Setarehdan - 2007 IEEE International …, 2007 - ieeexplore.ieee.org
In ultrasound elastography, the strains in the axial direction are usually calculated by
applying gradient operator on the estimated axial displacements. Unfortunately, the direct …

Corrections to the displacement estimation based on analytic minimization of adaptive regularized cost functions for ultrasound elastography

B Peng, J Lai, L Wang, DC Liu - Bio-Medical Materials and …, 2014 - content.iospress.com
Ultrasound elastography has been widely applied in clinical diagnosis. To produce high-
quality elastograms, displacement estimation is important to generate ne displacement map …

Improving ultrasound-based estimates of vector displacement fields in elastography applications

SS Yengul, OA Babaniyi, FC Meral, B Madore… - The Journal of the …, 2014 - pubs.aip.org
Ultrasound elastography is based on estimating tissue displacement using ultrasound
imaging technology. The displacement field of interest may be the result of either an external …