Low variance estimation of backscatter quantitative ultrasound parameters using dynamic programming

Z Vajihi, IM Rosado-Mendez, TJ Hall… - IEEE transactions on …, 2018 - ieeexplore.ieee.org
One of the main limitations of ultrasound imaging is that image quality and interpretation
depend on the skill of the user and the experience of the clinician. Quantitative ultrasound …

Analytic global regularized backscatter quantitative ultrasound

N Jafarpisheh, TJ Hall, H Rivaz… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Although a variety of techniques have been developed to reduce the appearance of B-mode
speckle, quantitative ultrasound (QUS) aims at extracting the hidden properties of the tissue …

L1 and l2 norm depth-regularized estimation of the acoustic attenuation and backscatter coefficients using dynamic programming

Z Vajihi, I Rosado-Mendez, TJ Hall… - 2019 IEEE 16th …, 2019 - ieeexplore.ieee.org
Quantitative Ultrasound (QUS) techniques aim at quantifying backscatter tissue properties to
aid in disease diagnosis and treatment monitoring. These techniques rely on accurately …

Efficient strategies for estimating the spatial coherence of backscatter

D Hyun, ALC Crowley, JJ Dahl - IEEE transactions on …, 2016 - ieeexplore.ieee.org
The spatial coherence of ultrasound backscatter has been proposed to reduce clutter in
medical imaging, to measure the anisotropy of the scattering source, and to improve the …

Defining optimal axial and lateral resolution for estimating scatterer properties from volumes using ultrasound backscatter

ML Oelze, WD O'Brien Jr - The Journal of the Acoustical Society of …, 2004 - pubs.aip.org
The rf signals used to construct conventional ultrasound B-mode images contain frequency-
dependent information that can be examined through the backscattered power spectrum …

Estimation of total attenuation and scatterer size from backscattered ultrasound waveforms

TA Bigelow, ML Oelze, WD O'Brien Jr - The Journal of the Acoustical …, 2005 - pubs.aip.org
Quantitative ultrasound techniques using backscattered echoes have had limited success in
vivo due to the frequency-dependent attenuation along the entire propagation path masking …

Quantitative ultrasound estimates from populations of scatterers with continuous size distributions: Effects of the size estimator algorithm

R Lavarello, M Oelze - IEEE transactions on ultrasonics …, 2012 - ieeexplore.ieee.org
Quantitative ultrasonic techniques using backscatter coefficients (BSCs) may fail to produce
physically meaningful estimates of effective scatterer diameter (ESD) when the analysis …

Quantitative ultrasound estimates from populations of scatterers with continuous size distributions

R Lavarello, M Oelze - IEEE transactions on ultrasonics …, 2011 - ieeexplore.ieee.org
Although quantitative ultrasound imaging based on backscattering coefficients has proven
potential for tissue characterization, the scattering models used in most studies assume …

Cross-imaging system comparison of backscatter coefficient estimates from a tissue-mimicking material

K Nam, IM Rosado-Mendez, LA Wirtzfeld… - The Journal of the …, 2012 - pubs.aip.org
A key step toward implementing quantitative ultrasound techniques in a clinical setting is
demonstrating that parameters such as the ultrasonic backscatter coefficient (BSC) can be …

Improved parameter estimates based on the homodyned K distribution

DP Hruska, ML Oelze - IEEE transactions on ultrasonics …, 2009 - ieeexplore.ieee.org
Quantitative techniques based on ultrasound backscatter are promising tools for ultrasonic
tissue characterization. There is a need for fast and accurate processing strategies to obtain …