2 papers
math.NA2024
Implicit learning to determine variable sound speed and the reconstruction operator in photoacoustic tomography
Gyeongha Hwang, Gihyeon Jeon, Sunghwan Moon +1
Photoacoustic tomography (PAT) is a hybrid medical imaging technique that offer high contrast and a high spatial resolution. One challenging mathematical problem associated with PA…
math.NA2023
Self-supervised learning for a nonlinear inverse problem with forward operator involving an unknown function arising in photoacoustic tomography
Gyeongha Hwang, Gihyeon Jeon, Sunghwan Moon
In this article, we are concerned with a nonlinear inverse problem with a forward operator involving an unknown function. The problem arises in diverse applications and is challeng…