Real-time regularized ultrasound elastography

H Rivaz, EM Boctor, MA Choti… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
… We also present in-vivo patient trials of ablation monitoring. An implementation of the 2D
AM method as well as phantom and clinical RF-data can be downloaded from http://www.cs.jhu.…

A PDE-based regularization algorithm toward reducing speckle tracking noise: A feasibility study for ultrasound breast elastography

L Guo, Y Xu, Z Xu, J Jiang - Ultrasonic imaging, 2015 - journals.sagepub.com
… an important task for various clinical elastography applications (eg, modulus reconstruction
… )–based regularization algorithm was proposed to enhance motion tracking accuracy. More …

Ultrasound elastography based on multiscale estimations of regularized displacement fields

C Pellot-Barakat, F Frouin, MF Insana… - IEEE transactions on …, 2004 - ieeexplore.ieee.org
Elasticity imaging is based on the measurements of local tissue deformation. The approach
to ultrasound elasticity imaging presented in this paper relies on the estimation of dense …

Tracked regularized ultrasound elastography for targeting breast radiotherapy

H Rivaz, P Foroughi, I Fleming, R Zellars… - … Image Computing and …, 2009 - Springer
elastography will be computationally expensive. In this paper, we present a novel elastography
… We introduce a novel regularization term and demonstrate that it minimizes displacement …

An unsupervised approach to ultrasound elastography with end-to-end strain regularisation

R Delaunay, Y Hu, T Vercauteren - … Conference, Lima, Peru, October 4–8 …, 2020 - Springer
… We also introduce a new regularization term that preserves displacement continuity by
directly optimizing the strain smoothness. We validated the performance of our method by using …

Analytical minimization-based regularized subpixel shear-wave tracking for ultrasound elastography

MD Horeh, A Asif, H Rivaz - IEEE transactions on ultrasonics …, 2018 - ieeexplore.ieee.org
… To track the associated wave propagation, displacements for sample (i, j) [marked by …
regularization term. The combination of global and local optimization, as well as this regularization

Bayesian regularization applied to ultrasound strain imaging

M McCormick, N Rubert… - IEEE transactions on …, 2011 - ieeexplore.ieee.org
… of blockmatching based motion tracking, regularization strategies are employed … ultrasound
elastography phantom subject to uniform deformation was imaged using a clinical ultrasound

Regularized tracking of shear-wave in ultrasound elastography

MD Horeh, A Asif, H Rivaz - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
… In the DP elastography, a regularized cost function is generated by adding the prior of
displacement continuity (the regularization term) to an amplitude similarity term. For column j, the …

Second-Order Ultrasound Elastography With L1-Norm Spatial Regularization

M Ashikuzzaman, H Rivaz - IEEE Transactions on Ultrasonics …, 2022 - ieeexplore.ieee.org
… This work is focused on regularized optimization-based approach, the last mainstream TDE
… Jiang and TJ Hall, “A generalized speckle tracking algorithm for ultrasonic strain imaging …

Combining total variation regularization with window-based time delay estimation in ultrasound elastography

M Mirzaei, A Asif, H Rivaz - IEEE transactions on medical …, 2019 - ieeexplore.ieee.org
… of ultrasound imaging in both diagnosis and image-guided interventions. Ultrasound Elastography
(USE) … in recent years such as ablation guidance and monitoring[2] and breast lesion …