A review on CT image noise and its denoising

M Diwakar, M Kumar - Biomedical Signal Processing and Control, 2018 - Elsevier
CT imaging is widely used in medical science over the last decades. The process of CT
image reconstruction depends on many physical measurements such as radiation dose …

Fast online 3D reconstruction of dynamic scenes from individual single-photon detection events

Y Altmann, S McLaughlin… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we present an algorithm for online 3D reconstruction of dynamic scenes using
individual times of arrival (ToA) of photons recorded by single-photon detector arrays. One of …

High-resolution coded aperture optimization for super-resolved compressive x-ray cone-beam computed tomography

E Mojica, CV Correa, H Arguello - Applied Optics, 2021 - opg.optica.org
Compressive x-ray cone-beam computed tomography (CBCT) approaches rely on coded
apertures (CA) along multiple view angles to block a portion of the x-ray energy traveling …

Expectation-propagation algorithms for linear regression with Poisson noise: Application to photon-limited spectral unmixing

Y Altmann, A Perelli, ME Davies - ICASSP 2019-2019 IEEE …, 2019 - ieeexplore.ieee.org
This paper discusses Expectation-Propagation (EP) methods for approximate Bayesian
inference in the context of linear regression with Poisson noise. We review two main factor …

[HTML][HTML] A soft-threshold filtering approach for tomography reconstruction from a limited number of projections with bilateral edge preservation

TT Wirtti, EOT Salles - Sensors, 2019 - mdpi.com
In X-ray tomography image reconstruction, one of the most successful approaches involves
a statistical approach with l 2 norm for fidelity function and some regularization function with …

[PDF][PDF] Séparation et reconstruction simultanées en tomographie spectrale via un algorithme proximal à métrique variable

S TAIRI, S ANTHOINE, C MOREL, Y BOURSIER - gretsi.fr
Dans ce papier, nous proposons une méthode de séparation et reconstruction simultanées
des composantes d'intérêt d'un objet dans le contexte de la tomodensitométrie spectrale …

[PDF][PDF] Approximate Bayesian Computation tools for Large scale Inverse problems and Hierarchical models for Big Data

AM Djafari - djafari.free.fr
Approximate Bayesian Computation tools for Large scale Inverse problems and Hierarchical
models for Big Data Page 1 Prior Likelihood Posterior Approximated Posterior Approximate …