Exploiting mechanics-based priors for lateral displacement estimation in ultrasound elastography

M Ashikuzzaman, AKZ Tehrani… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Tracking the displacement between the pre-and post-deformed radio-frequency (RF) frames
is a pivotal step of ultrasound elastography, which depicts tissue mechanical properties to …

Displacement Tracking Techniques in Ultrasound Elastography: From Cross-Correlation to Deep Learning

M Ashikuzzaman, A Héroux, A Tang… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Ultrasound elastography is a non-invasive medical imaging technique that maps
viscoelastic properties to characterize tissues and diseases. Elastography can be divided …

Alternating direction method of multipliers for displacement estimation in ultrasound strain elastography

M Ashikuzzaman, B Peng, J Jiang, H Rivaz - Medical physics, 2024 - Wiley Online Library
Background Ultrasound strain imaging, which delineates mechanical properties to detect
tissue abnormalities, involves estimating the time delay between two radio‐frequency (RF) …

MixTURE: L1-Norm-Based Mixed Second-Order Continuity in Strain Tensor Ultrasound Elastography

M Ashikuzzaman, A Sharma… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Energy-based displacement tracking of ultrasound images can be implemented by
optimizing a cost function consisting of a data term, a mechanical congruency term, and first …

Displacement tracking reliability in muscle shear strain quantification

M Ashikuzzaman, J Huang, S Bonwit… - Medical Imaging …, 2024 - spiedigitallibrary.org
Ultrasound speckle tracking has the potential to quantify shear strain in patients with
myofascial pain, leading to previous clinical conclusions (derived from a cross-correlation …

High Accuracy Source Localization Based on Parallel Factor Analysis of TDOA in the Cross Correlation Domain

J Li, H Jiang, Y Li, F Zhou, Q Wu… - IEEE Transactions …, 2025 - ieeexplore.ieee.org
It is challenging to ensure both high accuracy and low complexity when localizing radiation
sources. To address this challenge, we propose two novel methods leveraging time …

[PDF][PDF] Deep Learning-Based Displacement Tracking for Post-Stroke Myofascial Shear Strain Quantification

M Ashikuzzaman, J Huang, S Bonwit… - IEEE International …, 2024 - pulselab.jhu.edu
Shear strain measurements derived from ultrasound imaging of tissue displacements have
the potential to be a useful biomarker of muscle health, myofascial stiffness, and associated …

Two-dimensional displacement estimation using mixed second-order regularization in total variation-based ultrasound elastography

M Ashikuzzaman, H Rivaz… - Medical Imaging 2024 …, 2024 - spiedigitallibrary.org
A recent technique named Mechanically-inspired L1-norm-based Second-Order Ultrasound
eLastography (L1-MechSOUL) has provided a promising solution to the well-known issue of …

Analytic optimization-based microbubble tracking in ultrasound super-resolution microscopy

M Ashikuzzaman, B Helfield… - 2022 IEEE International …, 2022 - ieeexplore.ieee.org
Ultrasound localization microscopy (ULM) refers to a promising medical imaging modality
that systematically leverages the advantages of contrast-enhanced ultrasound (CEUS) to …

L1-Norm-Regularized Particle Motion Estimation in Ultrasound Shear Wave Elastography

M Ashikuzzaman, MAL Bell - 2024 IEEE Ultrasonics …, 2024 - ieeexplore.ieee.org
Ultrasound shear wave elastography (SWE) measures tissue elasticity by generating,
detecting, and tracking shear waves to reveal clinically important diagnostic information. In …