Improved digital chest tomosynthesis image quality by use of a projection-based dual-energy virtual monochromatic convolutional neural network with super …

T Gomi, H Hara, Y Watanabe, S Mizukami - Plos one, 2020 - journals.plos.org
We developed a novel dual-energy (DE) virtual monochromatic (VM) very-deep super-
resolution (VDSR) method with an unsharp masking reconstruction algorithm (DE–VM …

Automatic current selection with iterative reconstruction reduces effective dose to less than 1 mSv in low-dose chest computed tomography in persons with normal BMI

LG Chen, PA Wu, MH Sheu, HY Tu, LC Huang - Medicine, 2019 - journals.lww.com
Most of the recent studies have used fixed tube current while few investigators use automatic
current selection (ACS) with iterative reconstruction (IR) techniques to reduce effective dose …

Effect of Filtered Back-Projection Filters to Low-Contrast Object Imaging in Ultra-High-Resolution (UHR) Cone-Beam Computed Tomography (CBCT)

S Choi, CW Seo, BK Cha - Sensors, 2020 - mdpi.com
In this study, the effect of filter schemes on several low-contrast materials was compared
using standard and ultra-high-resolution (UHR) cone-beam computed tomography (CBCT) …

Application of nonlinear voxel distribution grid for computational speed-up for linear tomosynthesis reconstruction

DG Kovtun, EB Gorbunova… - … Remote Sensing XII, 2018 - spiedigitallibrary.org
The research focuses on considering the possibility of computational speedup during image
reconstruction based on the SART algorithm through application of the nonlinear voxel grid …

Development of a novel algorithm to improve image quality in chest digital tomosynthesis using convolutional neural network with super-resolution

T Gomi - Medical Imaging 2021: Physics of Medical Imaging, 2021 - spiedigitallibrary.org
We developed a novel dual-energy (DE) virtual monochromatic (VM) very-deep super-
resolution (VDSR) reconstruction algorithm (DVV) that uses projection data to improve …

[PDF][PDF] ADVANCEMENT IN DIGITAL RADIOGRAPHY: ENHANCING IMAGE QUALITY AND RADIATION DOSE OPTIMIZATION.: JPUMHS; 2024: 14: 01,126-130. http …

F Kalsoom, S Tariq, K Mushtaq… - Journal of Peoples …, 2024 - nja.pastic.gov.pk
ABSTRACT BACKGROUND: With improved exposure optimization and higher image
quality, digital radiography technology has revolutionized medical imaging in recent years …

Deep residual learning with Anscombe transformation for low-dose digital tomosynthesis

Y Lee, S Lee, C Park - Journal of the Korean Physical Society, 2024 - Springer
Deep learning-based convolutional neural networks (CNNs) have been proposed for
enhancing the quality of digital tomosynthesis (DTS) images. However, the direct …

SART Algorithm Parallel Implementation with Siddon and MBR Methods for Digital Linear Tomosynthesis Using OpenCL

NS Petrov, VS Linkov, RN Ponomarenko - International Conference on …, 2020 - Springer
Most practical tomographic reconstruction methods in a conical beam are based on the
filtered backprojection (FBP) method, even though such iterative methods as SART can …