CT noise-reduction methods for lower-dose scanning: strengths and weaknesses of iterative reconstruction algorithms and new techniques

P Mohammadinejad, A Mileto, L Yu, S Leng… - Radiographics, 2021 - pubs.rsna.org
… IR algorithms and CT noise-reduction techniques and summarize how these techniques can
be … In addition to advanced IR techniques, we describe novel CT noise-reduction methods

The use of anatomical information for molecular image reconstruction algorithms: attenuation/scatter correction, motion compensation, and noise reduction

SY Chun - Nuclear medicine and molecular imaging, 2016 - Springer
… framework of statistical image reconstruction. Review of Iterative Image Reconstruction We
will briefly review iterative image reconstruction algorithms for emission tomography for the …

Noise reduction in abdominal computed tomography applying iterative reconstruction (ADMIRE)

F Schaller, M Sedlmair, R Raupach, M Uder, M Lell - Academic Radiology, 2016 - Elsevier
… same patients, a procedure we avoided for ethical reasons. In conclusion, we could demonstrate
that the iterative reconstruction algorithm ADMIRE reduces image noise up to over 50% …

Initial performance characterization of a clinical noise–suppressing reconstruction algorithm for mdct

PB Noël, AA Fingerle, B Renger… - American Journal of …, 2011 - Am Roentgen Ray Soc
… The different levels achieve a noise reduction of 11–55% relative to a corresponding FBP …
a new reconstruction algorithm that provides enhanced image quality while reducing the …

[图书][B] On noise reduction in iterative image reconstruction algorithms for emission tomography: median root prior

S Alenius - 1999 - researchportal.tuni.fi
… In this study, a simple method was developed for reducing noise during the iterative reconstruction
of … As a computational medical imaging method, the emission tomography involves a …

[PDF][PDF] Image reconstruction: Algorithms and analysis

JA Fessler - Under preparation, 2008 - eecs.umich.edu
… How do we control noise without degrading desired signal features? • Object model
parameterization f = s2 x. One must compromise between accuracy and computation time. • …

Evaluation of noise removal algorithms for imaging and reconstruction of vascular networks using micro-CT

V Davidoiu, L Hadjilucas, I Teh, NP Smith… - Biomedical Physics …, 2016 - iopscience.iop.org
reconstruction and graph model extraction. This work evaluates several standard and
state-of-the-art noise reduction techniques using … We compared five noise reduction approaches, …

State of the art in abdominal CT: the limits of iterative reconstruction algorithms

A Mileto, LS Guimaraes, CH McCollough, JG Fletcher… - Radiology, 2019 - pubs.rsna.org
noise reduction techniques have been developed, the most popular of which are iterative
reconstruction (IR) algorithms (13,… , IR algorithms and other CT noise reduction techniques use …

A quantitative comparison of noise reduction across five commercial (hybrid and model-based) iterative reconstruction techniques: an anthropomorphic phantom study

M Patino, JM Fuentes, K Hayano… - American Journal of …, 2015 - Am Roentgen Ray Soc
… equivalent to noise reduction for algorithm B at level 5 and algorithm C at level 4. Additionally,
noise reduction was similar for algorithm A at 50%, algorithm B at level 4, and algorithm C …

Noise reduction using a Bayesian penalized-likelihood reconstruction algorithm on a time-of-flight PET-CT scanner

PRRV Caribé, M Koole, Y D'Asseler, B Van den Broeck… - EJNMMI physics, 2019 - Springer
… the noise reductionfiltering of both algorithms, which can lead to a direct result on different
anatomical information [16]. The aim was to investigate if the extent of noise can be reduced