A dual-domain diffusion model for sparse-view ct reconstruction

C Yang, D Sheng, B Yang, W Zheng… - IEEE Signal Processing …, 2024 - ieeexplore.ieee.org
To reduce the radiation dose, sparse-view computed tomography (CT) reconstruction has
been proposed, aiming to recover high-quality CT images from sparsely sampled sinogram …

Gradient-based geometry learning for fan-beam CT reconstruction

M Thies, F Wagner, N Maul, L Folle… - Physics in Medicine …, 2023 - iopscience.iop.org
Objective. Incorporating computed tomography (CT) reconstruction operators into
differentiable pipelines has proven beneficial in many applications. Such approaches …

Self-supervised dual-domain balanced dropblock-network for low-dose CT denoising

R An, K Chen, H Li - Physics in Medicine & Biology, 2024 - iopscience.iop.org
Objective. Self-supervised learning methods have been successfully applied for low-dose
computed tomography (LDCT) denoising, with the advantage of not requiring labeled data …

Rotational Augmented Noise2Inverse for Low-Dose Computed Tomography Reconstruction

H Xu, A Perelli - IEEE Transactions on Radiation and Plasma …, 2023 - ieeexplore.ieee.org
In this work, we present a novel self-supervised method for low-dose computed tomography
(LDCT) reconstruction. Reducing the radiation dose to patients during a computed …

Multi‐layer clustering‐based residual sparsifying transform for low‐dose CT image reconstruction

L Chen, X Yang, Z Huang, Y Long… - Medical …, 2023 - Wiley Online Library
Purpose The recently proposed sparsifying transform (ST) models incur low computational
cost and have been applied to medical imaging. Meanwhile, deep models with nested …

Geometric Constraints Enable Self-Supervised Sinogram Inpainting in Sparse-View Tomography

F Wagner, M Thies, N Maul, L Pfaff, O Aust… - arXiv preprint arXiv …, 2023 - arxiv.org
The diagnostic quality of computed tomography (CT) scans is usually restricted by the
induced patient dose, scan speed, and image quality. Sparse-angle tomographic scans …

Neural Network-based Sinogram Upsampling in Real-measured CT Reconstruction

L Augustin, F Wagner, M Thies, A Maier - BVM Workshop, 2024 - Springer
Computed tomography (CT) is one of the most popular non-invasive medical imaging
modalities. A major downside of medical CT is the exposure of the patient to high-energy X …

Self-supervised CT Dual Domain Denoising using Low-parameter Models

F Wagner, M Thies, L Pfaff, O Aust, S Pechmann… - BVM Workshop, 2024 - Springer
Computed tomography (CT) is routinely used for three-dimensional non-invasive imaging.
Numerous data-driven image denoising algorithms were proposed to restore image quality …

using Low-parameter Models

F Wagner, M Thies, L Pfaff, O Aust, S Pechmann… - Springer
Computed tomography (CT) is routinely used for three-dimensional non-invasive imaging.
Numerous data-driven image denoising algorithms were proposed to restore image quality …