Review of ultrasound image guidance in external beam radiotherapy part II: intra-fraction motion management and novel applications

T O'Shea, J Bamber, D Fontanarosa… - Physics in medicine …, 2016 - iopscience.iop.org
Imaging has become an essential tool in modern radiotherapy (RT), being used to plan dose
delivery prior to treatment and verify target position before and during treatment. Ultrasound …

Tactile sensing systems for tumor characterization: A review

CH Won, JH Lee, F Saleheen - IEEE sensors journal, 2021 - ieeexplore.ieee.org
This paper presents a review of Tactile Sensing Systems, with an emphasis on their
application to the non-invasive characterization of tumors. Emulating the perceptual …

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 …

Defcor-net: physics-aware ultrasound deformation correction

Z Jiang, Y Zhou, D Cao, N Navab - Medical Image Analysis, 2023 - Elsevier
The recovery of morphologically accurate anatomical images from deformed ones is
challenging in ultrasound (US) image acquisition, but crucial to accurate and consistent …

Global time-delay estimation in ultrasound elastography

HS Hashemi, H Rivaz - IEEE transactions on ultrasonics …, 2017 - ieeexplore.ieee.org
A critical step in quasi-static ultrasound elastography is the estimation of time delay between
two frames of radio-frequency (RF) data that are obtained while the tissue is undergoing …

Self-similarity weighted mutual information: a new nonrigid image registration metric

H Rivaz, Z Karimaghaloo, DL Collins - Medical image analysis, 2014 - Elsevier
Mutual information (MI) has been widely used as a similarity measure for rigid registration of
multi-modal and uni-modal medical images. However, robust application of MI to deformable …

An upgraded siamese neural network for motion tracking in ultrasound image sequences

S Bharadwaj, S Prasad… - IEEE transactions on …, 2021 - ieeexplore.ieee.org
Deep learning is heavily being borrowed to solve problems in medical imaging applications,
and Siamese neural networks are the front runners of motion tracking. In this article, we …

A wavelet neural operator based elastography for localization and quantification of tumors

T Tripura, A Awasthi, S Roy, S Chakraborty - Computer Methods and …, 2023 - Elsevier
Abstract Background and Objectives The application of intelligent imaging techniques and
deep learning in the field of computer-aided diagnosis and medical imaging have improved …

Unsupervised convolutional neural network for motion estimation in ultrasound elastography

X Wei, Y Wang, L Ge, B Peng, Q He… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
High-quality motion estimation is essential for ultrasound elastography (USE). Traditional
motion estimation algorithms based on speckle tracking such as normalized cross …

Ultrasound elastography assessment of skin involvement in systemic sclerosis: lights and shadows

A Iagnocco, O Kaloudi, C Perella, F Bandinelli… - The Journal of …, 2010 - jrheum.org
Objective. To assess skin elasticity in systemic sclerosis (SSc) by using a new imaging
modality, ultrasound elastography (UE). Methods. Our study included 18 consecutive …