Computational x-ray imaging algorithms: enhancing current schemes and developing models for future schemes

SA Syed - 2021 - search.proquest.com
… to current computational image reconstruction algorithms, and … can be used for phase contrast
x-ray imaging [Schmahl 1987]. … of three-dimensional computed tomography (where the pro…

Toward compositional contrast by cryo-STEM

M Elbaum, S Seifer, L Houben, SG Wolf… - Accounts of chemical …, 2021 - ACS Publications
… The inspiring example is soft X-ray cryo-tomography, where … , a TEM-like phase contrast
image is obtained with a small … , ranging from integrated differential phase contrast (iDPC) STEM …

A lightweight structure aimed to utilize spatial correlation for sparse-view CT reconstruction

Y Liu, K Deng, C Sun, H Yang - arXiv preprint arXiv:2101.07613, 2021 - arxiv.org
… Over the last few decades [1, 2], X-ray Computed Tomography (… In the past few decades,
iterative reconstruction methods … -CT (Differential phasecontrast CT) reconstruction algorithm in …

Comparison of distributed memory algorithms for X-ray wave propagation in inhomogeneous media

S Ali, M Du, MF Adams, B Smith, C Jacobsen - Optics Express, 2020 - opg.optica.org
… -based approaches to image reconstruction for objects that … (FD) methods for solving
partial differential equations (PDEs). … differential equations (ODEs) and differentiable-algebraic

[PDF][PDF] Review of surface measurement methods towards non-destructive internal surface assessment

KZ Teh, S Medya, S Shanmuganathan, SH Yeo - 2023 - elsp-homepage.oss-cn-hongkong …
X-ray scan takes numerous 2D scans of a sample from different directions, from which an
image reconstruction … contrast, and would benefit from a phase contrast approach to XCT [77]. …

Orthotropic artifacts suppression for THz and x-ray images using guided filtering

AV Dolmatova, EE Berlovskaya… - … on Machine Vision …, 2020 - spiedigitallibrary.org
derivative is performed (in the discrete case, this procedure … PBI) technique [21] used in X-ray
phase-contrast tomography … transparent in conventional computed tomography. It has been …

Learning-based approaches for reconstructions with inexact operators in nanoCT applications

T Lütjen, F Schönfeld, A Oberacker… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
… of non-learned iterative reconstruction methods dealing with … In fact, most nanoCT scanners
operate with a single X-ray source… on deep learning methods for computed tomography. …

Segmental limited-angle CT reconstruction based on image structural prior

C Gong, Z Shen, Y He - … of X-Ray Science and Technology, 2022 - content.iospress.com
… images reconstructed by simultaneous algebraic reconstruction … the filtered version of the
partial derivative image. The filtered … The image reconstructed by our method is closer to the …

Case Studies: Mapping Using X-Ray Absorption Spectroscopy (XAS) and Scattering Methods

D Matras, A Vamvakeros, SDM Jacques… - Springer Handbook of …, 2023 - Springer
… imaging (ie, absorption and phase contrast) and absorption … X-ray diffraction computed
tomography of the fresh solid … quality improvement, and image reconstruction algorithms and also …

[PDF][PDF] Statistical Methods for Quantification and Segmentation of Material Microstructure from 3D X-ray Tomography Image Data

EO Brenne - 2021 - orbit.dtu.dk
X-ray computed tomography (CT) is one popular technique for … propagation-based methods,
where phase contrast is achieved … 2D image reconstruction from a set of 1D projections. The …