Medical image processing on the GPU–Past, present and future

A Eklund, P Dufort, D Forsberg, SM LaConte - Medical image analysis, 2013 - Elsevier
Graphics processing units (GPUs) are used today in a wide range of applications, mainly
because they can dramatically accelerate parallel computing, are affordable and energy …

A review of GPU-based medical image reconstruction

P Després, X Jia - Physica Medica, 2017 - Elsevier
Tomographic image reconstruction is a computationally demanding task, even more so
when advanced models are used to describe a more complete and accurate picture of the …

Artifact reduction in short-scan CBCT by use of optimization-based reconstruction

Z Zhang, X Han, E Pearson, C Pelizzari… - Physics in Medicine …, 2016 - iopscience.iop.org
Increasing interest in optimization-based reconstruction in research on, and applications of,
cone-beam computed tomography (CBCT) exists because it has been shown to have to …

Towards the clinical implementation of iterative low‐dose cone‐beam CT reconstruction in image‐guided radiation therapy: Cone/ring artifact correction and multiple …

H Yan, X Wang, F Shi, T Bai, M Folkerts… - Medical …, 2014 - Wiley Online Library
Purpose: Compressed sensing (CS)‐based iterative reconstruction (IR) techniques are able
to reconstruct cone‐beam CT (CBCT) images from undersampled noisy data, allowing for …

Iterative tomographic reconstruction with TV prior for low-dose CBCT dental imaging

L Friot, F Peyrin, V Maxim - Physics in Medicine & Biology, 2022 - iopscience.iop.org
Objective. Cone-beam computed tomography is becoming more and more popular in
applications such as 3D dental imaging. Iterative methods compared to the standard …

Noise correlation in CBCT projection data and its application for noise reduction in low‐dose CBCT

H Zhang, L Ouyang, J Ma, J Huang, W Chen… - Medical …, 2014 - Wiley Online Library
Purpose: To study the noise correlation properties of cone‐beam CT (CBCT) projection data
and to incorporate the noise correlation information to a statistics‐based projection …

Algorithm-enabled exploration of image-quality potential of cone-beam CT in image-guided radiation therapy

X Han, E Pearson, C Pelizzari… - Physics in Medicine …, 2015 - iopscience.iop.org
Abstract Kilo-voltage (KV) cone-beam computed tomography (CBCT) unit mounted onto a
linear accelerator treatment system, often referred to as on-board imager (OBI), plays an …

Stable and robust geometric self-calibration for cone-beam CT using mutual information

J Muders, J Hesser - IEEE Transactions on Nuclear Science, 2014 - ieeexplore.ieee.org
We present a novel geometric calibration method for cone beam computed tomography,
which is based on an iterative multiresolution 2-D-3-D image registration framework. Our …

Accurate low-dose iterative CT reconstruction from few projections by Generalized Anisotropic Total Variation minimization for industrial CT

M Debatin, J Hesser - Journal of X-ray Science and …, 2015 - content.iospress.com
BACKGROUND: Reducing the amount of time for data acquisition and reconstruction in
industrial CT decreases the operation time of the X-ray machine and therefore increases the …

3D MTF estimation using sphere phantoms for cone‐beam computed tomography systems

C Lee, H Song, J Baek - Medical physics, 2020 - Wiley Online Library
Purpose For cone‐beam computed tomography (CBCT) systems, we propose a sphere
phantom based method to estimate the full three‐dimensional (3D) modulation transfer …