Virtual clinical trials in medical imaging: a review

E Abadi, WP Segars, BMW Tsui… - Journal of Medical …, 2020 - spiedigitallibrary.org
The accelerating complexity and variety of medical imaging devices and methods have
outpaced the ability to evaluate and optimize their design and clinical use. This is a …

Task-based measures of image quality and their relation to radiation dose and patient risk

HH Barrett, KJ Myers, C Hoeschen… - Physics in Medicine …, 2015 - iopscience.iop.org
The theory of task-based assessment of image quality is reviewed in the context of imaging
with ionizing radiation, and objective figures of merit (FOMs) for image quality are …

Improving image quality and reducing radiation dose for pediatric CT by using deep learning reconstruction

SL Brady, AT Trout, E Somasundaram, CG Anton, Y Li… - Radiology, 2021 - pubs.rsna.org
Background CT deep learning reconstruction (DLR) algorithms have been developed to
remove image noise. How the DLR affects image quality and radiation dose reduction has …

Towards task‐based assessment of CT performance: system and object MTF across different reconstruction algorithms

S Richard, DB Husarik, G Yadava, SN Murphy… - Medical …, 2012 - Wiley Online Library
Purpose: To investigate a measurement method for evaluating the resolution properties of
CT imaging systems across reconstruction algorithms, dose, and contrast. Methods: An …

Achieving routine submillisievert CT scanning: report from the summit on management of radiation dose in CT

CH McCollough, GH Chen, W Kalender, S Leng… - Radiology, 2012 - pubs.rsna.org
This Special Report presents the consensus of the Summit on Management of Radiation
Dose in Computed Tomography (CT)(held in February 2011), which brought together …

Assessment of the dose reduction potential of a model‐based iterative reconstruction algorithm using a task‐based performance metrology

E Samei, S Richard - Medical physics, 2015 - Wiley Online Library
Purpose: Different computed tomography (CT) reconstruction techniques offer different
image quality attributes of resolution and noise, challenging the ability to compare their dose …

Diagnostic performance of an advanced modeled iterative reconstruction algorithm for low-contrast detectability with a third-generation dual-source multidetector CT …

J Solomon, A Mileto, JC Ramirez-Giraldo, E Samei - Radiology, 2015 - pubs.rsna.org
Purpose To assess the effect of radiation dose reduction on low-contrast detectability by
using an advanced modeled iterative reconstruction (ADMIRE; Siemens Healthcare …

Task‐based assessment of breast tomosynthesis: effect of acquisition parameters and quantum noise a

I Reiser, RM Nishikawa - Medical physics, 2010 - Wiley Online Library
Purpose: Tomosynthesis is a promising modality for breast imaging. The appearance of the
tomosynthesis reconstructed image is greatly affected by the choice of acquisition and …

Prediction of human observer performance in a 2‐alternative forced choice low‐contrast detection task using channelized Hotelling observer: Impact of radiation dose …

L Yu, S Leng, L Chen, JM Kofler, RE Carter… - Medical …, 2013 - Wiley Online Library
Purpose: Efficient optimization of CT protocols demands a quantitative approach to
predicting human observer performance on specific tasks at various scan and reconstruction …

Analysis of Fourier‐domain task‐based detectability index in tomosynthesis and cone‐beam CT in relation to human observer performance

GJ Gang, J Lee, JW Stayman, DJ Tward… - Medical …, 2011 - Wiley Online Library
Purpose: Design and optimization of medical imaging systems benefit from accurate
theoretical modeling that identifies the physical factors governing image quality, particularly …