Fast 3D reconstruction method for differential phase contrast X-ray CT
We present a fast algorithm for fully 3D regularized X-ray tomography reconstruction for both
traditional and differential phase contrast measurements. In many applications, it is critical to …
traditional and differential phase contrast measurements. In many applications, it is critical to …
Constrained regularized reconstruction of X-ray-DPCI tomograms with weighted-norm
M Nilchian, C Vonesch, S Lefkimmiatis… - Optics express, 2013 - opg.optica.org
In this paper we introduce a new reconstruction algorithm for X-ray differential phase-
contrast Imaging (DPCI). Our approach is based on 1) a variational formulation with a …
contrast Imaging (DPCI). Our approach is based on 1) a variational formulation with a …
Fast iterative reconstruction of differential phase contrast X-ray tomograms
M Nilchian, C Vonesch, P Modregger… - Optics express, 2013 - opg.optica.org
Differential phase-contrast is a recent technique in the context of X-ray imaging. In order to
reduce the specimen's exposure time, we propose a new iterative algorithm that can achieve …
reduce the specimen's exposure time, we propose a new iterative algorithm that can achieve …
Fast x-ray differential phase contrast imaging with one exposure and without movements
J Fu, X Shi, W Guo, P Peng - Scientific Reports, 2019 - nature.com
Grating interferometry X-ray differential phase contrast imaging (GI-XDPCI) has provided
enhanced imaging contrast and attracted more and more interests. Currently the low …
enhanced imaging contrast and attracted more and more interests. Currently the low …
Differential phase-contrast X-ray computed tomography: From model discretization to image reconstruction
M Nilchian, M Unser - 2012 9th IEEE International Symposium …, 2012 - ieeexplore.ieee.org
Our contribution in this paper is two fold. First, we propose a novel discretization of the
forward model for differential phase-contrast imaging that uses B-spline basis functions. The …
forward model for differential phase-contrast imaging that uses B-spline basis functions. The …
Interior tomography in x-ray differential phase contrast CT imaging
PT Lauzier, Z Qi, J Zambelli, N Bevins… - Physics in Medicine & …, 2012 - iopscience.iop.org
Differential phase contrast computed tomography (DPC-CT) is an x-ray imaging method that
uses the wave properties of imaging photons as the contrast mechanism. It has been …
uses the wave properties of imaging photons as the contrast mechanism. It has been …
Penalized maximum likelihood reconstruction for x‐ray differential phase‐contrast tomography
B Brendel, M von Teuffenbach, PB Noël… - Medical …, 2016 - Wiley Online Library
Purpose: The purpose of this work is to propose a cost function with regularization to
iteratively reconstruct attenuation, phase, and scatter images simultaneously from differential …
iteratively reconstruct attenuation, phase, and scatter images simultaneously from differential …
Statistical iterative reconstruction algorithm for X-ray phase-contrast CT
Grating-based phase-contrast computed tomography (PCCT) is a promising imaging tool on
the horizon for pre-clinical and clinical applications. Until now PCCT has been plagued by …
the horizon for pre-clinical and clinical applications. Until now PCCT has been plagued by …
Limited view reconstruction for differential phase-contrast computed tomography
This paper describes an algebraic reconstruction algorithm that uses total variation (TV)
regularization for differential phase contrast computed tomography (DPC-CT) using a limited …
regularization for differential phase contrast computed tomography (DPC-CT) using a limited …
Truncation correction for x-ray phase-contrast region-of-interest tomography
An X-ray Talbot-Lau grating interferometer enables imaging of X-ray phase contrast. It can
measure material transitions that are difficult to observe with traditional attenuation X-ray, for …
measure material transitions that are difficult to observe with traditional attenuation X-ray, for …