Self-supervised physics-based denoising for computed tomography

E Zainulina, A Chernyavskiy, DV Dylov - arXiv preprint arXiv:2211.00745, 2022 - arxiv.org
Computed Tomography (CT) imposes risk on the patients due to its inherent X-ray radiation,
stimulating the development of low-dose CT (LDCT) imaging methods. Lowering the …

Deep learning for low-dose CT denoising using perceptual loss and edge detection layer

M Gholizadeh-Ansari, J Alirezaie, P Babyn - Journal of digital imaging, 2020 - Springer
Low-dose CT denoising is a challenging task that has been studied by many researchers.
Some studies have used deep neural networks to improve the quality of low-dose CT …

Image denoising for low-dose CT via convolutional dictionary learning and neural network

R Yan, Y Liu, Y Liu, L Wang, R Zhao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Removing noise and artifacts from low-dose computed tomography (LDCT) is a challenging
task, and most existing image-based algorithms tend to blur the results. To improve the …

[HTML][HTML] Structure-preserving low-dose computed tomography image denoising using a deep residual adaptive global context attention network

Y Zhang, D Hao, Y Lin, W Sun, J Zhang… - … Imaging in Medicine …, 2023 - ncbi.nlm.nih.gov
Background Low-dose computed tomography (LDCT) scans can effectively reduce the
radiation damage to patients, but this is highly detrimental to CT image quality. Deep …

X-ray CT image denoising with MINF: A modularized iterative network framework for data from multiple dose levels

Q Du, Y Tang, J Wang, X Hou, Z Wu, M Li… - Computers in Biology …, 2023 - Elsevier
In clinical applications, multi-dose scan protocols will cause the noise levels of computed
tomography (CT) images to fluctuate widely. The popular low-dose CT (LDCT) denoising …

Low-dose CT image denoising using residual convolutional network with fractional TV loss

M Chen, YF Pu, YC Bai - Neurocomputing, 2021 - Elsevier
In this work, we propose a Fractional-order Residual Convolutional Neural Network
(FRCNN) for Low-Dose CT (LDCT) denoising. As increasing the dose of radiation is harmful …

Denoising computed tomography images with 3D-convolution based neural networks

S Moilanen - 2021 - oulurepo.oulu.fi
Low-dose computed tomography (CT) is an imaging technique used in imaging cross-
sectional images of the body that minimizes the radiation dose of the patient. Low-dose CT …

Limited parameter denoising for low‐dose X‐ray computed tomography using deep reinforcement learning

M Patwari, R Gutjahr, R Raupach, A Maier - Medical Physics, 2022 - Wiley Online Library
Background The use of deep learning has successfully solved several problems in the field
of medical imaging. Deep learning has been applied to the CT denoising problem …

Design and implementation of convolutional neural network architectures for low-dose CT image noise reduction

S Badretale - rshare.library.torontomu.ca
An essential objective in low-dose Computed Tomography (CT) imaging is how best to
preserve the image quality. While the image quality lowers with reducing the X-ray dosage …

Unpaired image denoising using a generative adversarial network in X-ray CT

HS Park, J Baek, SK You, JK Choi, JK Seo - IEEE Access, 2019 - ieeexplore.ieee.org
This paper proposes a deep learning-based denoising method for noisy low-dose
computerized tomography (CT) images in the absence of paired training data. The proposed …