Adapting a low-count acquisition of the bone scintigraphy using deep denoising super-resolution convolutional neural network

T Ito, T Maeno, H Tsuchikame, M Shishido, K Nishi… - Physica Medica, 2022 - Elsevier
Purpose Deep-layer learning processing may improve contrast imaging with greater
precision in low-count acquisition. However, no data on noise reduction using super …

Impact of a deep learning-based Super-resolution Image Reconstruction technique on high-contrast computed tomography: a Phantom Study

H Sato, S Fujimoto, N Tomizawa, H Inage, T Yokota… - Academic …, 2023 - Elsevier
Rationale and Objectives Deep-learning-based super-resolution image reconstruction
(DLSRR) is a novel image reconstruction technique that is expected to contribute to …

A Super-Resolution Diffusion Model for Recovering Bone Microstructure from CT Images

TJ Chan, CS Rajapakse - Radiology: Artificial Intelligence, 2023 - pubs.rsna.org
Purpose To use a diffusion-based deep learning model to recover bone microstructure from
low-resolution images of the proximal femur, a common site of traumatic osteoporotic …

Deep learning-based reconstruction in ultra-high-resolution computed tomography: can image noise caused by high definition detector and the miniaturization of …

A Urikura, T Yoshida, Y Nakaya, E Nishimaru, T Hara… - Physica Medica, 2021 - Elsevier
Purpose This study aimed to assess the noise characteristics of ultra-high-resolution
computed tomography (UHRCT) with deep learning-based reconstruction (DLR). Methods …

Deep learning in computed tomography super resolution using multi‐modality data training

WYR Fok, A Fieselmann, M Herbst, L Ritschl… - Medical …, 2024 - Wiley Online Library
Background One of the limitations in leveraging the potential of artificial intelligence in X‐ray
imaging is the limited availability of annotated training data. As X‐ray and CT shares similar …

[HTML][HTML] Improvement of signal and noise performance using single image super-resolution based on deep learning in single photon-emission computed tomography …

K Kim, Y Lee - Nuclear Engineering and Technology, 2021 - Elsevier
Because single-photon emission computed tomography (SPECT) is one of the widely used
nuclear medicine imaging systems, it is extremely important to acquire high-quality images …

Super-resolution convolutional neural network for the improvement of the image quality of magnified images in chest radiographs

K Umehara, J Ota, N Ishimaru, S Ohno… - Medical Imaging …, 2017 - spiedigitallibrary.org
Single image super-resolution (SR) method can generate a high-resolution (HR) image from
a low-resolution (LR) image by enhancing image resolution. In medical imaging, HR images …

Computed tomography super-resolution using deep convolutional neural network

J Park, D Hwang, KY Kim, SK Kang… - Physics in Medicine & …, 2018 - iopscience.iop.org
The objective of this study is to develop a convolutional neural network (CNN) for computed
tomography (CT) image super-resolution. The network learns an end-to-end mapping …

Impact of a new deep-learning-based reconstruction algorithm on image quality in ultra-high-resolution CT: clinical observational and phantom studies

Y Sakai, T Hida, Y Matsuura, T Kamitani… - The British Journal of …, 2023 - academic.oup.com
Objectives: To demonstrate the effect of an improved deep learning-based reconstruction
(DLR) algorithm on Ultra-High-Resolution Computed Tomography (U-HRCT) scanners …

Clinical super-resolution computed tomography of bone microstructure: application in musculoskeletal and dental imaging

SJO Rytky, A Tiulpin, MAJ Finnilä, SS Karhula… - Annals of Biomedical …, 2024 - Springer
Purpose Clinical cone-beam computed tomography (CBCT) devices are limited to imaging
features of half a millimeter in size and cannot quantify the tissue microstructure. We …