Incorporating multiple observations in global ultrasound elastography

M Ashikuzzaman, H Rivaz - 2020 42nd Annual International …, 2020 - ieeexplore.ieee.org
In this paper, we propose a novel framework for time delay estimation in ultrasound
elastography. In the presence of high acquisition noise, the state-of-the-art motion tracking …

Displacement estimation for ultrasound elastography based on a robust uniform stretching method

Z Hosseini, A Khadem… - 2022 30th International …, 2022 - ieeexplore.ieee.org
This paper proposes a novel approach to estimate the displacement fields, which is a
common and challenging step in ultrasound elastography. Maximization of normalized cross …

Real-time regularized ultrasound elastography

H Rivaz, EM Boctor, MA Choti… - IEEE transactions on …, 2010 - ieeexplore.ieee.org
This paper introduces two real-time elastography techniques based on analytic minimization
(AM) of regularized cost functions. The first method (1D AM) produces axial strain and …

Direct reconstruction of ultrasound elastography using an end-to-end deep neural network

S Wu, Z Gao, Z Liu, J Luo, H Zhang, S Li - … 16-20, 2018, Proceedings, Part I, 2018 - Springer
In this work, we developed an end-to-end convolutional neural network (CNN) to reconstruct
the ultrasound elastography directly from radio frequency (RF) data. The novelty of this …

Gluenet: Ultrasound elastography using convolutional neural network

MG Kibria, H Rivaz - … , Image Processing, and Ultrasound Systems for …, 2018 - Springer
Displacement estimation is a critical step in ultrasound elastography and failing to estimate
displacement correctly can result in large errors in strain images. As conventional ultrasound …

A strain-based ultrasound elastography using phase shift with prior estimates and meshfree shape function

J Yuan, H Zhang, M Lu, S Chen… - 2011 IEEE International …, 2011 - ieeexplore.ieee.org
A strain-based elastography is developed to identify lesions from the phase information of
ultrasonic radio frequency (RF) signals in this study: a phase shift method using prior …

A robust time delay estimation method for ultrasonic echo signals and elastography

MS Manuchehri, SK Setarehdan - Computers in Biology and Medicine, 2021 - Elsevier
Modern medicine cannot ignore the significance of elastography in diagnosis and treatment
plans. Despite improvements in accuracy and spatial resolution of elastograms, robustness …

An unsupervised learning approach to ultrasound strain elastography with spatio-temporal consistency

R Delaunay, Y Hu, T Vercauteren - Physics in Medicine & Biology, 2021 - iopscience.iop.org
Quasi-static ultrasound elastography (USE) is an imaging modality that measures
deformation (ie strain) of tissue in response to an applied mechanical force. In USE, the …

Multi-frame elastography using a handheld force-controlled ultrasound probe

A Kuzmin, AM Zakrzewski, BW Anthony… - IEEE transactions on …, 2015 - ieeexplore.ieee.org
We propose a new method for strain field estimation in quasi-static ultrasound elastography
based on matching RF data frames of compressed tissues. The method benefits from using …

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
Obtaining accurate ultrasonically estimated displacements along both axial (parallel to the
acoustic beam) and lateral (perpendicular to the beam) directions is an important task for …