The meaning of interior tomography
The classic imaging geometry for computed tomography is for the collection of un-truncated
projections and the reconstruction of a global image, with the Fourier transform as the …
projections and the reconstruction of a global image, with the Fourier transform as the …
Computer tomography imaging device and method
The present invention discloses a method for performing CT imaging on a region of interest
of an object under examination, comprising: acquiring the CT projection data of the region of …
of an object under examination, comprising: acquiring the CT projection data of the region of …
[HTML][HTML] Image reconstruction for sparse-view CT and interior CT—introduction to compressed sensing and differentiated backprojection
New designs of future computed tomography (CT) scanners called sparse-view CT and
interior CT have been considered in the CT community. Since these CTs measure only …
interior CT have been considered in the CT community. Since these CTs measure only …
Full-field quantitative X-ray phase nanotomography via space-domain Kramers–Kronig relations
Given the low absorption contrast of X-rays, phase shift has been playing an important role
as an alternative source of contrast in X-ray nanoimaging. Numerous phase-measuring …
as an alternative source of contrast in X-ray nanoimaging. Numerous phase-measuring …
Region-of-interest micro-focus computed tomography based on an all-optical inverse Compton scattering source
Y Ma, J Hua, D Liu, Y He, T Zhang, J Chen… - Matter and Radiation …, 2020 - pubs.aip.org
Micro-focus computed tomography (CT), which allows the hyperfine structure within objects
to be reconstructed, is a powerful nondestructive testing tool in many fields. However …
to be reconstructed, is a powerful nondestructive testing tool in many fields. However …
Time-resolved cardiac interventional cone-beam CT reconstruction from fully truncated projections using the prior image constrained compressed sensing (PICCS) …
C-arm cone-beam CT could replace preoperative multi-detector CT scans in the cardiac
interventional setting. However, cardiac gating results in view angle undersampling and the …
interventional setting. However, cardiac gating results in view angle undersampling and the …
Multi-energy CT reconstruction based on low rank and sparsity with the split-bregman method (MLRSS)
With the development of computed tomography (CT), the classical grayscale CT will become
multi-energy CT in the future, which will provide richer information. In this paper, we will …
multi-energy CT in the future, which will provide richer information. In this paper, we will …
A curve-based material recognition method in MeV dual-energy X-ray imaging system
ZQ Chen, T Zhao, L Li - Nuclear Science and Techniques, 2016 - Springer
High-energy dual-energy X-ray digital radiography imaging is mainly used in the material
recognition of cargo inspection. We introduce the development history and principle of the …
recognition of cargo inspection. We introduce the development history and principle of the …
A new iterative reconstruction algorithm for 2D exterior fan-beam CT
L Zeng, B Liu, L Liu, C **ang - Journal of X-ray Science and …, 2010 - content.iospress.com
The exterior computed tomography (CT) problem is one kind of truncation problem. It is very
ill-posed, so that accurate reconstruction of the attenuation function is hardly possible from …
ill-posed, so that accurate reconstruction of the attenuation function is hardly possible from …
Theoretically exact backprojection filtration algorithm for multi-segment linear trajectory
A theoretically exact backprojection filtration algorithm is proved and implemented for image
reconstruction from a multi-segment linear trajectory assuming fan-beam geometry. The …
reconstruction from a multi-segment linear trajectory assuming fan-beam geometry. The …