Fast linear least-squares method for ultrasound attenuation and backscatter estimation
… the attenuation and backscatter coefficients’ estimates to several predefined parameters such
as the window length, … The backscattered signal from each of the scatterers was coherently …
as the window length, … The backscattered signal from each of the scatterers was coherently …
Method of determination of acoustic backscatter and attenuation coefficients independent of depth and instrumentation
EL Madsen - Ultrasonic scattering in biological tissues, 2022 - api.taylorfrancis.com
… Because the gate function and the echo waveform are multiplied together, we can … the
backscatter coefficient is described. Since this dependence can be related to mean scatterer size, …
backscatter coefficient is described. Since this dependence can be related to mean scatterer size, …
Regularized estimation of effective scatterer size and acoustic concentration quantitative ultrasound parameters using dynamic programming
N Jafarpisheh, IM Rosado-Mendez… - 2020 42nd annual …, 2020 - ieeexplore.ieee.org
… estimate of ESS, AC, and the effective attenuation. We intend to involve scatterer characterization
in backscattering … precisely estimate AC and ESS in addition to effective attenuation. In …
in backscattering … precisely estimate AC and ESS in addition to effective attenuation. In …
Total attenuation compensation for backscatter coefficient estimation using full angular spatial compounding
… , the frequency-dependent backscatter coefficient (BSC) is a quantitative ultrasound (QUS) …
enables the estimation of relevant properties such as the scatterer correlation length and …
enables the estimation of relevant properties such as the scatterer correlation length and …
Analytical globally-regularized estimation of effective scatterer diameter and acoustic concentration in quantitative ultrasound
N Jafarpisheh, IM Rosado-Mendez… - 2021 IEEE 18th …, 2021 - ieeexplore.ieee.org
… backscatter coefficient (BSC) from the echo signal power spectra, after removing the effects
of attenuation … ESD and AC that does not depend on search ranges and step sizes, and that …
of attenuation … ESD and AC that does not depend on search ranges and step sizes, and that …
Quantitative backscatter imaging
JA Zagzebski, LX Yao, EJ Boote… - Ultrasonic scattering in …, 2022 - api.taylorfrancis.com
… where both the attenuation and backscatter coefficients are … effectively for determining the
backscatter coefficient in a … of scatterers has been shown to provide a backscatter coefficient …
backscatter coefficient in a … of scatterers has been shown to provide a backscatter coefficient …
Pulse-echo ultrasound attenuation tomography
NK Martiartu, PS Yolgunlu, M Frenz… - Physics in Medicine & …, 2024 - iopscience.iop.org
… medium, meaning that scatterers are spatially uncorrelated and satisfy … For each emission,
we collect the backscattered signals p(x r … the full waveform content of ultrasound recordings to …
we collect the backscattered signals p(x r … the full waveform content of ultrasound recordings to …
Adaptive attenuation correction during H-scan ultrasound imaging using K-means clustering
… Compared to other scatterer size estimation approaches that … theoretical and an acquired
backscattered US signal [20], H-… different sized scatterers, the mapping of scatterer size to H-…
backscattered US signal [20], H-… different sized scatterers, the mapping of scatterer size to H-…
Simulation of ultrasonic scattering from scatterer size distributions using Field II
… for the transmit and receive waveforms, respectively. The … number fraction and backscatter
coefficient of scatterer size i, … were observed in attenuation and backscatter estimates from …
coefficient of scatterer size i, … were observed in attenuation and backscatter estimates from …
A New Methodology for the Assessment of Very Low Concentrations of Cells in Serous Body Fluids Based on the Count of Ultrasound Echoes Backscattered From …
L Elvira, AI Rodríguez, A Fernández… - IEEE Transactions …, 2020 - ieeexplore.ieee.org
… of scatterer sizes on the cell concentration estimation. The cell … of the transducer and
emitted waveform used was also … As a result, the size of the cells, the unknown attenuation of …
emitted waveform used was also … As a result, the size of the cells, the unknown attenuation of …