A joint deep learning model to recover information and reduce artifacts in missing-wedge sinograms for electron tomography and beyond

G Ding, Y Liu, R Zhang, HL **n - Scientific reports, 2019 - nature.com
We present a joint model based on deep learning that is designed to inpaint the missing-
wedge sinogram of electron tomography and reduce the residual artifacts in the …

Super-resolution CT image reconstruction based on dictionary learning and sparse representation

C Jiang, Q Zhang, R Fan, Z Hu - Scientific reports, 2018 - nature.com
In this paper, a single-computed tomography (CT) image super-resolution (SR)
reconstruction scheme is proposed. This SR reconstruction scheme is based on sparse …

Edge-preserving reconstruction from sparse projections of limited-angle computed tomography using ℓ-regularized gradient prior

W Yu, C Wang, M Huang - Review of Scientific Instruments, 2017 - pubs.aip.org
Accurate images reconstructed from limited computed tomography (CT) data are desired
when reducing the X-ray radiation exposure imposed on patients. The total variation (TV) …

Computed tomography as a characterization tool for engineered scaffolds with biomedical applications

E Olăreț, IC Stancu, H Iovu, A Serafim - Materials, 2021 - mdpi.com
The ever-growing field of materials with applications in the biomedical field holds great
promise regarding the design and fabrication of devices with specific characteristics …

Sparse angle CBCT reconstruction based on guided image filtering

S Xu, B Yang, C Xu, J Tian, Y Liu, L Yin, S Liu… - Frontiers in …, 2022 - frontiersin.org
Cone-beam Computerized Tomography (CBCT) has the advantages of high ray utilization
and detection efficiency, short scan time, high spatial and isotropic resolution. However, the …

Noise suppression–guided image filtering for low-SNR CT reconstruction

Y He, L Zeng, W Yu, C Gong - Medical & biological engineering & …, 2020 - Springer
In practical computed tomography (CT) applications, projections with low signal-to-noise
ratio (SNR) are often encountered due to the reduction of radiation dose or device …

Guided image filtering reconstruction based on total variation and prior image for limited-angle CT

Z Shen, C Gong, W Yu, L Zeng - IEEE Access, 2020 - ieeexplore.ieee.org
For limited-angle computed tomography (CT) image reconstruction, the classical total
variation (TV) based algorithms suffer from the limited-angle artifacts, because TV only used …

Fast projection algorithm for LIM-based simultaneous algebraic reconstruction technique and its parallel implementation on GPU

S Zhang, G Geng, G Cao, Y Zhang, B Liu… - IEEE Access, 2018 - ieeexplore.ieee.org
Simultaneous algebraic reconstruction technique (SART) is a well-known iterative method in
X-ray computed tomography, which provides better image quality than analytical methods …

Image reconstruction method for incomplete CT projection based on self-guided image filtering

Q Song, C Gong - Medical & Biological Engineering & Computing, 2024 - Springer
In some fields of medical diagnosis or industrial nondestructive testing, it is difficult to obtain
complete computed tomography (CT) data due to the limitation of radiation dose or other …

Image reconstruction method for limited-angle CT based on total variation minimization using guided image filtering

J Wang, Y Yue, C Wang, W Yu - Medical & Biological Engineering & …, 2022 - Springer
Radiation is harmful to the human body, which is coupled with the fact that scanning
conditions pose a number of restrictions. As a result, the projection data of a scanned object …