Waveform inversion of sound speed and acoustic attenuation for ring-array ultrasound tomography based on optimal transport framework

Key Points

• Improved sound speed and acoustic attenuation measurements are achieved with waveform inversion techniques in ultrasound tomography.
• Key results indicate a significant reduction in measurement error, enhancing imaging clarity and accuracy in diagnostic applications.
• Analysis utilizing an optimal transport framework provides robust solutions for reconstructing acoustic properties from ring-array data.
• This innovative approach highlights the potential for better ultrasound imaging, but further validation in clinical settings is needed.