World's Best Scientists 2026 revealed!

D-Index & Metrics

Computer Science

D-Index
44
Citations
8541
World Ranking
7549
National Ranking
3282

Overview

Eric C. Frey is affiliated with Johns Hopkins University in the United States. Their research primarily focuses on the field of medicine, with specific expertise in radiology, nuclear medicine, and imaging. Subfields of study within their work also include pulmonary and respiratory medicine, radiation, surgery, and computer vision and pattern recognition.

The scientist's contributions span several main topics, including medical imaging techniques and applications, radiopharmaceutical chemistry and applications, advanced radiotherapy techniques, radiation therapy and dosimetry, medical image segmentation techniques, advanced X-ray and CT imaging, and advanced MRI techniques and applications.

Eric C. Frey has published numerous papers in various venues, with notable recent works including:

  • TransMorph: Transformer for unsupervised medical image registration, 2022, Medical Image Analysis
  • ViT-V-Net: Vision Transformer for Unsupervised Volumetric Medical Image Registration, 2021, arXiv (Cornell University)
  • Current Status of Radiopharmaceutical Therapy, 2020, International Journal of Radiation Oncology*Biology*Physics
  • An International Study of Factors Affecting Variability of Dosimetry Calculations, Part 1: Design and Early Results of the SNMMI Dosimetry Challenge, 2021, Journal of Nuclear Medicine
  • Overcoming Barriers to Radiopharmaceutical Therapy (RPT): An Overview From the NRG-NCI Working Group on Dosimetry of Radiopharmaceutical Therapy, 2020, International Journal of Radiation Oncology*Biology*Physics

Their frequent co-authors include George Sgouros, Wesley E. Bolch, Ye Li, Yuni K. Dewaraja, and Yong Du. Collaborations have contributed to the breadth of research topics and advancements throughout their career.

Eric C. Frey's work has been published in a variety of notable venues, among which are:

  • UNC Libraries
  • Journal of Nuclear Medicine
  • Medical Physics
  • International Journal of Radiation Oncology*Biology*Physics
  • EJNMMI Physics

Best Publications

  • Development and application of the new dynamic Nurbs-based Cardiac-Torso (NCAT) phantom.

    WP Segars;BM Tsui;DS Lalush;EC Frey

  • Development of a 4-D digital mouse phantom for molecular imaging research.

    William.P. Segars;Benjamin M.W. Tsui;Eric C. Frey;G.Allan Johnson

  • Realistic CT simulation using the 4D XCAT phantom

    W. P. Segars;M. Mahesh;T. J. Beck;E. C. Frey

  • A new method for modeling the spatially-variant, object-dependent scatter response function in SPECT

    E.C. Frey;B.M.W. Tsui

  • The importance and implementation of accurate 3D compensation methods for quantitative SPECT.

    B M W Tsui;E C Frey;Xide Zhao;D S Lalush

  • Quantitative cardiac SPECT reconstruction with reduced image degradation due to patient anatomy

    B.M.W. Tsui;X.D. Zhao;G.K. Gregoriou;D.S. Lalushl

  • A practical method for incorporating scatter in a projector-backprojector for accurate scatter compensation in SPECT

    E.C. Frey;B.M.W. Tsui

  • Fast implementations of reconstruction-based scatter compensation in fully 3D SPECT image reconstruction.

    Dan J Kadrmas;Eric C Frey;Seemeen S Karimi;Benjamin M W Tsui

  • Application of task-based measures of image quality to optimization and evaluation of three-dimensional reconstruction-based compensation methods in myocardial perfusion SPECT

    E.C. Frey;K.L. Gilland;B.M.W. Tsui

  • Quantitative single-photon emission computed tomography: Basic and clinical considerations

    Benjamin M.W. Tsui;Xide Zhao;Eric C. Frey;William H. McCartney

  • Development and evaluation of an improved quantitative 90Y bremsstrahlung SPECT method

    Xing Rong;Yong Du;Michael Ljungberg;Erwann Rault

  • Scatter compensation methods in 3D iterative SPECT reconstruction: A simulation study

    Freek J Beekman;Chris Kamphuis;Eric C Frey

  • A fast projector-backprojector pair modeling the asymmetric, spatially varying scatter response function for scatter compensation in SPECT imaging

    E.C. Frey;Z.-W. Ju;B.M.W. Tsui

  • Comparison between ML-EM and WLS-CG algorithms for SPECT image reconstruction

    B.M.W. Tsui;XiDe Zhao;E.C. Frey;G.T. Gullberg

  • Partial volume effect compensation for quantitative brain SPECT imaging

    Yong Du;B.M.W. Tsui;E.C. Frey

  • Characterization of a novel photon counting detector for clinical CT: count rate, energy resolution, and noise performance

    William C. Barber;Einar Nygard;Jan S. Iwanczyk;Mengxi Zhang

  • ViT-V-Net: Vision Transformer for Unsupervised Volumetric Medical Image Registration

    Junyu Chen;Yufan He;Eric C. Frey;Ye Li

  • Pinhole SPECT of mice using the LumaGEM gamma camera

    L.R. MacDonald;B.E. Patt;J.S. Iwanczyk;B.M.W. Tsui

  • Simultaneous acquisition of emission and transmission data for improved thallium-201 cardiac SPECT imaging using a technetium-99m transmission source.

    E. C. Frey;B. M.W. Tsui;J. R. Perry

  • A 3-Dimensional Absorbed Dose Calculation Method Based on Quantitative SPECT for Radionuclide Therapy: Evaluation for 131I Using Monte Carlo Simulation

    Michael Ljungberg;Katarina Sjögreen;Xiaowei Liu;Eric Frey

  • Three-Dimensional Imaging-Based Radiobiological Dosimetry

    George Sgouros;Eric Frey;Richard Wahl;Bin He

Frequent Co-Authors

Benjamin M. W. Tsui
Benjamin M. W. Tsui Johns Hopkins University
Grant T. Gullberg
Grant T. Gullberg University of California, San Francisco
Michael A. King
Michael A. King University of Massachusetts Chan Medical School
Wei-Kan Chu
Wei-Kan Chu University of Houston
Freek J. Beekman
Freek J. Beekman Delft University of Technology
Arman Rahmim
Arman Rahmim University of British Columbia
Jeffrey A. Fessler
Jeffrey A. Fessler University of Michigan–Ann Arbor
Charles C. Della Santina
Charles C. Della Santina Johns Hopkins University
Americo A. Migliaccio
Americo A. Migliaccio Neuroscience Research Australia
Dinesh Manocha
Dinesh Manocha University of Maryland, College Park

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