Deep learning for ultrasound speed-of-sound reconstruction: Impacts of training data diversity on stability and robustness

FK Jush, M Biele, PM Dueppenbecker… - arxiv preprint arxiv …, 2022 - arxiv.org
Ultrasound b-mode imaging is a qualitative approach and diagnostic quality strongly
depends on operators' training and experience. Quantitative approaches can provide …

Robust imaging of speed-of-sound using virtual source transmission

D Schweizer, R Rau, CD Bezek… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Speed of sound (SoS) is a novel imaging biomarker for assessing the biomechanical
characteristics of soft tissues. SoS imaging in the pulse-echo mode using conventional …

Sound speed estimation for distributed aberration correction in laterally varying media

R Ali, TM Mitcham, M Singh, MM Doyley… - IEEE transactions on …, 2023 - ieeexplore.ieee.org
Spatial variation in sound speed causes aberration in medical ultrasound imaging. Although
our previous work has examined aberration correction in the presence of a spatially varying …

Synthetic aperture ultrasound imaging with a ring transducer array: preliminary ex vivo results

X Qu, T Azuma, T Yogi, S Azuma, H Takeuchi… - Journal of Medical …, 2016 - Springer
Purpose The conventional medical ultrasound imaging has a low lateral spatial resolution,
and the image quality depends on the depth of the imaging location. To overcome these …

Surgery for obesity and related diseases: I. A novel approach to the quantification of the longitudinal speed of sound and its potential for tissue characterization

A Benjamin, RE Zubajlo, M Dhyani, AE Samir… - Ultrasound in medicine …, 2018 - Elsevier
Described here is a method to determine the longitudinal speed of sound in speckle-
dominated ultrasound images. The method is based on the concept that the quality of an …

[HTML][HTML] Learning-based sound speed estimation and aberration correction for linear-array photoacoustic imaging

M Shi, T Vercauteren, W **a - Photoacoustics, 2024 - Elsevier
Photoacoustic (PA) image reconstruction involves acoustic inversion that necessitates the
specification of the speed of sound (SoS) within the medium of propagation. Due to the lack …

[HTML][HTML] Analytical estimation of beamforming speed-of-sound using transmission geometry

CD Bezek, O Goksel - Ultrasonics, 2023 - Elsevier
Most ultrasound imaging techniques necessitate the fundamental step of converting
temporal signals received from transducer elements into a spatial echogenecity map. This …

Data-driven speed-of-sound reconstruction for medical ultrasound: impacts of training data format and imperfections on convergence

F Khun Jush, PM Dueppenbecker, A Maier - Medical Image Understanding …, 2021 - Springer
B-mode imaging is a qualitative method and its interpretation depends on users' experience.
Quantitative tissue information can increase precision and decrease user ambiguity. For …

Ultrasound channel attention residual network for medical plane wave echo data-based average sound speed estimation

F Zheng, S Fan, Y Wei, Z Wang, X Wei, W Borjigin… - Measurement, 2024 - Elsevier
The average sound speed estimation is crucial for ultrasound imaging quality and
diagnostic. In this article, the deep learning techniques were utilized and an innovative …

Phase aberration correction by multi-stencils fast marching method using sound speed image in ultrasound computed tomography

X Qu, T Azuma, H Lin, H Imoto… - Medical Imaging …, 2016 - spiedigitallibrary.org
Reflection image from ultrasound computed tomography (USCT) system can be obtained by
synthetic aperture technique, however its quality is decreased by phase aberration caused …