For medical applications of the in-line phase-contrast x-ray imaging, phase retrieval is a
crucial step for quantitative imaging such as reconstructing the 3-D distribution of tissue …

The phase retrieval is an important task in x-ray phase contrast imaging. The robustness of
phase retrieval is especially important for potential medical imaging applications such as …

Purpose In the past decade, phase‐contrast imaging (PCI) has been applied to study
different kinds of tissues and human body parts, with an increased improvement of the …

Phase retrieval is vital for quantitative x-ray phase contrast imaging. This work presents an
iterative method to simultaneously retrieve the x-ray absorption and phase images from a …

In-line phase-contrast X-ray imaging provides images where both absorption and refraction
contribute. For quantitative analysis of these images, the phase needs to be retrieved …

State-of-the-art techniques for phase retrieval in propagation based X-ray phase-contrast
imaging are aiming to solve an underdetermined linear system of equations. They …

Propagation-based phase-contrast X-ray imaging is the earliest developed phase-contrast X-
ray imaging method, however, it requires mathematically intensive algorithms to retrieve …

Two algorithms for the phase retrieval of hard X-ray in-line phase contrast imaging are
presented. One is referred to as lterative Angular Spectrum Algorithm (IASA) and the other is …

Phase retrieval is required for achieving artifact-free x-ray phase-sensitive 3D imaging. A
phase-retrieval approach based on the phase-attenuation duality with high energy x-rays …

An iterative phase retrieval algorithm was previously investigated for in-line x-ray phase
imaging. Through detailed theoretical analysis and computer simulations, we now discuss …