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physics.med-ph2025
Hessian-free Ray-Born Inversion for Quantitative Ultrasound Tomography of Weakly Heterogeneous Media
Ashkan Javaherian
This study presents a frequency-domain, Hessian-free ray-Born inversion method for quantitative ultrasound tomography, extending the author's previous Hessian-based approach. Both…
physics.med-ph2025
The First In Vitro and In Vivo Validation of the Hessian-Free Ray-Born Inversion for Quantitative Ultrasound Tomography
Ashkan Javaherian
This study presents the first experimental validation of a Hessian-free ray-Born inversion technique for quantitative reconstruction of sound speed from transmission ultrasound dat…