Spatiotemporal coherence to quantify sources of image degradation in ultrasonic imaging

EP Vienneau, KA Ozgun… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
Thermal noise and acoustic clutter signals degrade ultrasonic image quality and contribute
to unreliable clinical assessment. When both noise and clutter are prevalent, it is difficult to …

Preclinical imaging using single track location shear wave elastography: monitoring the progression of murine pancreatic tumor liver metastasis in vivo

R Ahmed, J Ye, SA Gerber, DC Linehan… - IEEE transactions on …, 2020 - ieeexplore.ieee.org
Recently, researchers have discovered the direct impact of the tumor mechanical
environment on the growth, drug uptake and prognosis of tumors. While estimating the …

An automated region-selection method for adaptive ALARA ultrasound imaging

KM Flint, EC Barré, MT Huber… - IEEE transactions on …, 2022 - ieeexplore.ieee.org
The objective of this work was to develop an automated region of the interest selection
method to use for adaptive imaging. The as low as reasonably achievable (ALARA) principle …

Large-array deep abdominal imaging in fundamental and harmonic mode

R Ahmed, J Foiret, K Ferrara… - IEEE transactions on …, 2023 - ieeexplore.ieee.org
Deep abdominal images suffer from poor diffraction-limited lateral resolution. Extending the
aperture size can improve resolution. However, phase distortion and clutter can limit the …

Occult regions of suppressed coherence in liver B-Mode images

K Offerdahl, M Huber, W Long, N Bottenus… - Ultrasound in medicine …, 2022 - Elsevier
Ultrasound is an essential tool for diagnosing and monitoring diseases, but it can be limited
by poor image quality. Lag-one coherence (LOC) is an image quality metric that can be …

Spatial Coherence-Based Adaptive Acoustic Output Selection for Diagnostic Ultrasound

KM Flint - 2022 - search.proquest.com
Abstract The US Food and Drug Administration (FDA) provides guidelines for maximum
acoustic output for diagnostic ultrasound imaging through metrics such as intensity …

Backscatter Spatial Coherence for Ultrasonic Image Quality Characterization: Theory and Applications

W Long - 2020 - search.proquest.com
Adaptive ultrasound systems, designed to automatically and dynamically tune imaging
parameters based on image quality feedback, represent a promising solution for reducing …