Publications by authors named "William Segars"

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Patient-specific organ dose and in-vivo image quality assessment in clinical CT.
Wanyi Fu, Shobhit Sharma, Justin Solomon, Francesco Ria, Hananiel Setiawan, William P Segars

Phys Med· August 2025

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S-values for bone marrow dosimetry in preclinical radiopharmaceutical studies with rodents.
Mohammed Obaid, Arman Rahmim, William P Segars, Julia Brosch-Lenz, Carlos Uribe

EJNMMI Phys· July 2025

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Virtual imaging trials in medicine: A brief takeaway of the lessons from the first international summit.
Ehsan Samei, Ehsan Abadi, Predrag Bakic, Kristina Bliznakova, Hilde Bosmans, William Paul Segars

Med Phys· March 2025

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Photon-Counting CT Effects on Sensitivity for Liver Lesion Detection: A Reader Study Using Virtual Imaging.
Benjamin Wildman-Tobriner, Nicholas Felice, Kevin R Kalisz, Brian C Allen, Sarah P Thomas, William Paul Segars

Radiology· January 2025

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Modeling the effect of patient size on cerebral perfusion during veno-arterial extracorporeal membrane oxygenation.
Bradley Feiger, Christopher W Jensen, Benjamin S Bryner, William P Segars, Amanda Randles

Perfusion· October 2024

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Estimation of threshold thickness of residual normal tissue in lung dysfunction detectable by dynamic chest radiography: A virtual imaging trial.
Shunya Yamaguchi, Rie Tanaka, Isao Matsumoto, Noriyuki Ohkura, William Paul Segars

Med Phys· September 2024

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Photon-counting computed tomography versus energy-integrating computed tomography for detection of small liver lesions: comparison using a virtual framework imaging.
Nicholas Felice, Benjamin Wildman-Tobriner, William Paul Segars, Mustafa R Bashir, Daniele Marin

J Med Imaging (Bellingham)· September 2024

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CardSegNet: An adaptive hybrid CNN-vision transformer model for heart region segmentation in cardiac MRI.
Hamed Aghapanah, Reza Rasti, Saeed Kermani, Faezeh Tabesh, Hossein Yousefi Banaem, William Paul Segars

Comput Med Imaging Graph· July 2024

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Development of physiologically-informed computational coronary artery plaques for use in virtual imaging trials.
Thomas J Sauer, Andrew J Buckler, Ehsan Abadi, Melissa Daubert, Pamela S Douglas, William P Segars

Med Phys· March 2024

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Coronary stenosis quantification in cardiac computed tomography angiography: multi-factorial optimization of image quality and radiation dose.
Mojtaba Zarei, Ehsan Abadi, William Paul Segars, Ehsan Samei

J Med Imaging (Bellingham)· November 2023

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Development of scalable lymphatic system in the 4D XCAT phantom: Application to quantitative evaluation of lymphoma PET segmentations.
Roberto Fedrigo, William P Segars, Patrick Martineau, Claire Gowdy, Ingrid Bloise

Med Phys· November 2022

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TransMorph: Transformer for unsupervised medical image registration.
Junyu Chen, Eric C Frey, Yufan He, William P Segars, Ye Li

Med Image Anal· November 2022

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Quantitative analysis of changes in lung density by dynamic chest radiography in association with CT values: a virtual imaging study and initial clinical corroboration.
Teruyo Sugiura, Rie Tanaka, Ehsan Samei, William Paul Segars, Ehsan Abadi

Radiol Phys Technol· March 2022

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A GPU-accelerated framework for individualized estimation of organ doses in digital tomosynthesis.
Shobhit Sharma, Anuj Kapadia, Justin Brown, William Paul Segars, Wesley Bolch

Med Phys· February 2022

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Corrections to "iPhantom: A Framework for Automated Creation of Individualized Computational Phantoms and its Application to CT Organ Dosimetry".
Wanyi Fu, Shobhit Sharma, Ehsan Abadi, Alexandros-Stavros Iliopoulos, Qi Wang, William P Segars

IEEE J Biomed Health Inform· January 2022

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Deep learning classification of COVID-19 in chest radiographs: performance and influence of supplemental training.
Rafael B Fricks, Francesco Ria, Hamid Chalian, Pegah Khoshpouri, Ehsan Abadi, William P Segars

J Med Imaging (Bellingham)· November 2021

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iPhantom: A Framework for Automated Creation of Individualized Computational Phantoms and Its Application to CT Organ Dosimetry.
Wanyi Fu, Shobhit Sharma, Ehsan Abadi, Alexandros-Stavros Iliopoulos, Qi Wang, William P Segars

IEEE J Biomed Health Inform· August 2021

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Generation of annotated multimodal ground truth datasets for abdominal medical image registration.
Dominik F Bauer, Tom Russ, Barbara I Waldkirch, Christian Tönnes, William P Segars

Int J Comput Assist Radiol Surg· August 2021

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A dynamic simulation framework for CT perfusion in stroke assessment built from first principles.
Sarah E Divel, Soren Christensen, William P Segars, Maarten G Lansberg, Norbert J Pelc

Med Phys· July 2021

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A generative adversarial network (GAN)-based technique for synthesizing realistic respiratory motion in the extended cardiac-torso (XCAT) phantoms.
Yushi Chang, Zhuoran Jiang, William Paul Segars, Zeyu Zhang, Kyle Lafata

Phys Med Biol· May 2021

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Assessment of pleural invasion and adhesion of lung tumors with dynamic chest radiography: A virtual clinical imaging study.
Rie Tanaka, Ehsan Samei, William Paul Segars, Ehsan Abadi, Isao Matsumoto

Med Phys· April 2021

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Patient-Informed Organ Dose Estimation in Clinical CT: Implementation and Effective Dose Assessment in 1048 Clinical Patients.
Wanyi Fu, Francesco Ria, William Paul Segars, Kingshuk Roy Choudhury, Joshua M Wilson

AJR Am J Roentgenol· March 2021

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Task-dependent estimability index to assess the quality of cardiac computed tomography angiography for quantifying coronary stenosis.
Ehsan Samei, Taylor Richards, William P Segars, Melissa A Daubert, Alex Ivanov

J Med Imaging (Bellingham)· January 2021

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Impact of Using Uniform Attenuation Coefficients for Heterogeneously Dense Breasts in a Dedicated Breast PET/X-ray Scanner.
Lawrence R MacDonald, Joseph Y Lo, Gregory M Sturgeon, Chengeng Zeng, Robert L Harrison, William Paul Segars

IEEE Trans Radiat Plasma Med Sci· September 2020

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Virtual clinical trial for quantifying the effects of beam collimation and pitch on image quality in computed tomography.
Ehsan Abadi, William P Segars, Brian Harrawood, Shobhit Sharma, Anuj Kapadia

J Med Imaging (Bellingham)· July 2020

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