Publications

324 entries « 1 of 4 »

2026

Din, Huay; Yuan, Yijie; Kim, Grace; McNitt-Gray, Michael; Stayman, J. Webster; Gang, Grace

A Theoretical Prediction of CT-based Radiomics Feature Variance to Improve the Performance Classification Models Honorable Mention Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted. Top 4 Scoring Abstract!).

BibTeX | Tags: -Awards-, Analysis, Radiomics

Li, Shudong; Liao, Suyu; Teng, Peiqing; Stayman, J. Webster; Gang, Grace

Diffusion Posterior Sampling for Interventional Vascular Reconstruction using Limited Angle and Sparse view data in 4D-DSA Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted.).

BibTeX | Tags: Machine Learning/Deep Learning, Sequential CT

Teng, Peiqing; Wang, Xin; Zhou, Jian; Cai, Liang; Lee, Tzu-Cheng; Zhang, Ruoqiao; Stayman, J. Webster

Mixed Prior Diffusion Posterior Sampling for High Resolution CT Reconstruction Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted.).

BibTeX | Tags: High-Resolution CT, Machine Learning/Deep Learning, MBIR, Regularization Design

Lorenzon, Altea; Jiang, Xiao; Stayman, J. Webster

Simulation study of Scatter Rejection in Time-of-Flight CT Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted.).

BibTeX | Tags: Analysis, Photon Counting, Scatter Estimation

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Differentiable Forward and Back Projectors for Gradient-Based Deformable Motion Estimation Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted.).

BibTeX | Tags: High-Fidelity Modeling, Image Registration, Motion Compensation

Fan, Yue; Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Focal Spot Design Optimization for High-Resolution CT Honorable Mention Proceedings Article Forthcoming

In: International Conference on Image Formation in X-Ray Computed Tomography, Forthcoming, (Accepted. Top 4 Scoring Abstract!).

BibTeX | Tags: -Awards-, Analysis, High-Resolution CT, System Design

Jiang, Xiao; Zbijewski, Wojciech; Stayman, J. Webster

Forward and Back Projectors for Gradient-Based Rigid Motion Estimation in X-ray Imaging Honorable Mention Proceedings Article

In: SPIE Medical Imaging Conference, 2026, (Wagner Award Finalist!).

Links | BibTeX | Tags: -Awards-, High-Fidelity Modeling, Image Registration, Motion Compensation

Lee, Donghyeon; Jiang, Xiao; Stayman, J. Webster; Gang, Grace

Theoretical prediction of bias in model-based material decomposition Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Analysis, Photon Counting, Spectral X-ray/CT

Jiang, Xiao; Fan, Yue; Lorenzon, Altea; Gang, Grace; Stayman, J. Webster

Joint Estimation of Scatter and Material Maps in Volumetric Dual-Layer Cone-Beam CT Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Artifact Correction, Machine Learning/Deep Learning, MBIR, Scatter Estimation, Spectral X-ray/CT

Lorenzon, Altea; Allison, Rachel; Gowda, Prateek; Ehtiati, Tina; Stayman, J. Webster; Weiss, Clifford

In Vitro Measurements of Vascular Occlusion during Transcatheter Arterial Embolization Proceedings Article

In: SPIE Medical Imaging , 2026.

Links | BibTeX | Tags: Image Guided Surgery

Stayman, J. Webster; Fan, Yue; Jiang, Xiao; Gang, Grace

Design of Multiple Focal Spots for High-Resolution CT Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Analysis, High-Resolution CT, System Design

Wang, Xin; Jiang, Xiao; Fan, Yue; Zbijewski, Wojciech; Stayman, J. Webster

Joint Cone-Beam CT Reconstruction and Rigid Motion Compensation Proceedings Article

In: SPIE Medical Imaging Conference, 2026.

Links | BibTeX | Tags: MBIR, Motion Compensation

Teng, Peiqing; Stayman, J. Webster

Diffusion Posterior Sampling for Tomographic Reconstruction with Mixed Resolution Priors Proceedings Article

In: SPIE Medical Imaging , 2026.

Links | BibTeX | Tags: High-Resolution CT, Machine Learning/Deep Learning, MBIR

Fan, Yue; Wang, Xin; Liu, Zimo; Gang, Grace; Stayman, J. Webster

One-Step Material Decomposition using Spectral Diffusion Posterior Sampling in Sparse-View Dual-Layer CT Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Machine Learning/Deep Learning, MBIR, Spectral X-ray/CT

Liu, Zimo; Wang, Xin; Jiang, Xiao; Lorenzon, Altea; Gang, Grace; Stayman, J. Webster

Evaluation of Fluence Reduction versus Sparsity for Diffusion Posterior Sampling Reconstruction in Low-Dose CT Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Machine Learning/Deep Learning, MBIR, Sparse Sampling, System Assessment

Li, Patrick; Yuan, Yijie; Wang, Xin; Din, Huay; Lin, Cheng Ting; Kim, Grace; McNitt-Gray, Michael; Stayman, J. Webster; Gang, Grace

A Generative Model of Lung Patches Conditioned on Radiomics Features Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Lungs, Machine Learning/Deep Learning, Radiomics

Din, Huay; Yuan, Yijie; Kim, Grace; McNitt-Gray, Michael; Stayman, J. Webster; Gang, Grace

Using a physics-based approach to standardize radiomics values: experimental validation in an anthropomorphic phantom on a clinical CT scanner using a range of dose levels and reconstruction kernels Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Radiomics

Gu, Eric; Wei, Jia; Naidu, Surya; Jiang, Xiao; Tai, W. Yang; Stayman, J. Webster; Zbijewski, Wojciech; Zhan, Xiaohui; Taguchi, Katsuyuki

Image-domain material decomposition for PCD CT with pixel-to-pixel variations Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Artifact Correction, Photon Counting, Spectral X-ray/CT

Naidu, Surya; Jiang, Xiao; Tai, W. Yang; Wei, Jia; Stayman, J. Webster; Zbijewski, Wojciech; Zhan, Xiaohui; Taguchi, Katsuyuki

Projection-domain material decomposition for PCD CT with pixel-to-pixel variations Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Artifact Correction, Photon Counting, Spectral X-ray/CT

Lee, Donghyeon; Jiang, Xiao; Stayman, J. Webster; Gang, Grace

Quantitative enhancement of spectral imaging in photon-counting CT via dynamic energy thresholding Proceedings Article

In: SPIE Medical Imaging, 2026.

Links | BibTeX | Tags: Analysis, Photon Counting, Spectral X-ray/CT, System Design

Wang, Xin; Shi, Gengxin; Teng, Peiqing; Sivakumar, Aswath; Ye, Tianyi; Sylvester, Adam D; Stayman, J. Webster; Zbijewski, Wojciech

Conditional generative diffusion model for 3D trabecular bone synthesis with tunable microstructure Journal Article

In: Journal of Medical Imaging, vol. 13, iss. S1, pp. S11204-S11204, 2026.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Phantoms, Synthesis

2025

Jiang, Xiao; Wang, Xin; Uneri, Ali; Zbijewski, Wojciech; Stayman, J. Webster

Differentiable forward and back-projector for rigid motion estimation in x-ray imaging Journal Article

In: IEEE Transactions on Biomedical Engineering, vol. Early Access, 2025.

Links | BibTeX | Tags: Fast Algorithms, Geometric Calibration, Image Registration, Motion Compensation

Liao, Suyu; Zhang, Xiaoxuan; Jiang, Xiao; Tivnan, Matt; Stayman, J. Webster; Gang, Grace

Joint Temporal and Spectral Processing for Improved Digital Subtraction Angiography using Photon-Counting Detectors Journal Article

In: IEEE Trans. Biomedical Engineering, vol. 72, no. 12, pp. 3501-3514, 2025.

Links | BibTeX | Tags: MBIR, Photon Counting, Spectral X-ray/CT

Teng, Peiqing; Jiang, Xiao; Cai, Liang; Lee, Tzu-Cheng; Zhang, Ruoqiao; Zhou, Jian; Stayman, J. Webster

3D Diffusion Posterior Sampling CT Reconstruction Presentation

NSS-MIC-RTSD 2025, 01.11.2025.

Links | BibTeX | Tags: Machine Learning/Deep Learning, MBIR

Lee, Donghyeon; Jiang, Xiao; Stayman, J. Webster; Gang, Grace

Theoretical Bias Prediction in Model-based Material Decomposition Presentation

NSS-MIC-RTSD 2025, 01.11.2025.

BibTeX | Tags: Analysis, Spectral X-ray/CT

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Simultaneous Material Decomposition and Detector Calibration in Photon-Counting CT Presentation

NSS-MIC-RTSD 2025, 01.11.2025.

Links | BibTeX | Tags: Artifact Correction, High-Fidelity Modeling, Machine Learning/Deep Learning, MBIR, Spectral X-ray/CT

Jiang, Xiao; Taguchi, Katsuyuki; Gang, Grace; Stayman, J. Webster

A Photon-Counting CT Simulator with Charge Sharing, Pulse Pileup, and Nonuniform Response Presentation

NSS-MIC-RTSD 2025, 01.11.2025.

Links | BibTeX | Tags: High-Fidelity Modeling, Photon Counting

Teneggi, Jacopo; Stayman, J. Webster; Sulam, Jeremias

Conformal risk control for semantic uncertainty quantification in computed tomography Proceedings Article

In: MICCAI, pp. 45-55, 2025.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning, System Assessment

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Multi-Material Decomposition Using Spectral Diffusion Posterior Sampling Journal Article

In: IEEE Transactions on Biomedical Engineering, vol. 72, no. 8, pp. 2447-2461, 2025.

Links | BibTeX | Tags: Machine Learning/Deep Learning, MBIR

Lin, Cheng Ting; Li, Shudong; Li, Patrick; Abbey, Craig; Jiang, Xiao; Roshkovan, Leonid; Kawamoto, Satomi; Sagreiya, Hersh; Stayman, J. Webster; Gang, Grace

Communicating Variability in Deep Learning CT Reconstruction with Posterior Sampling Proceedings Article

In: International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, 2025.

BibTeX | Tags: Machine Learning/Deep Learning, System Assessment

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Volumetric Material Decomposition Using Spectral Diffusion Posterior Sampling with a Compressed Polychromatic Forward Model Proceedings Article

In: International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, 2025.

Links | BibTeX | Tags: CBCT, Machine Learning/Deep Learning, MBIR, Spectral X-ray/CT

Yuan, Yijie; Din, Huay; Kim, Grace; McNitt-Gray, Michael; Stayman, J. Webster; Gang, Grace

Recovery of GLRLM Features in Degraded Images using Deep Learning and Image Property Models Proceedings Article

In: SPIE Medical Imaging, pp. 134062B, 2025.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning, Radiomics

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Joint Estimation of Anatomy and Implants using a Mixed Prior Model Proceedings Article

In: SPIE Medical Imaging, pp. 134051I, 2025.

Links | BibTeX | Tags: CBCT, Machine Learning/Deep Learning, Metal Artifacts, Regularization Design

Teng, Peiqing; Jiang, Xiao; Cai, Liang; Lee, Tzu-Cheng; Zhang, Ruoqiao; Zhou, Jian; Stayman, J. Webster

3D Diffusion Posterior Sampling for CT Reconstruction Proceedings Article

In: SPIE Medical Imaging, pp. 134050X, 2025.

Links | BibTeX | Tags: Machine Learning/Deep Learning, MBIR, Regularization Design

Lorenzon, Altea; Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Joint Reconstruction and Scatter Estimation in Cone-beam CT using Diffusion Posterior Sampling Proceedings Article

In: SPIE Medical Imaging, pp. 134050V, 2025.

Links | BibTeX | Tags: Artifact Correction, CBCT, Machine Learning/Deep Learning, Scatter Estimation

Lorenzon, Altea; Ekbote, Pallavi; Gowda, Prateek; Ehtiati, Tina; Stayman, J. Webster; Weiss, Clifford

Image-based metrics of arterial embolization endpoints using an in vitro model Proceedings Article

In: SPIE Medical Imaging, pp. 134080P, 2025.

Links | BibTeX | Tags: Image Guided Surgery, Phantoms

Wang, Xin; Stayman, J. Webster; Zbijewski, Wojciech

A conditional generative diffusion model of trabecular bone with tunable microstructure Proceedings Article

In: SPIE Medical Imaging, pp. 134100B, 2025.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Phantoms, Radiomics

Tivnan, Matt; Teneggi, Jacopo; Lee, Tzu-Cheng; Zhang, Ruoqiao; Boedeker, Kirsten; Cai, Liang; Gang, Grace; Sulam, Jeremias; Stayman, J. Webster

Fourier Diffusion Models: A Method to Control MTF and NPS in Score-Based Stochastic Image Generation Journal Article

In: IEEE Transactions on Medical Imaging, vol. Early Access, 2025.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning, Task-Driven Imaging

2024

Li, Junyuan; Pan, Shaoyan; Zhang, Xiaoxuan; Stayman, J. Webster; Gang, Grace

Generative Adversarial Networks with Radiomics Supervision for Lung Lesion Generation Journal Article

In: IEEE Trans. Biomedical Engineering, vol. 72, no. 1, pp. 286-296, 2024.

Links | BibTeX | Tags: Lungs, Machine Learning/Deep Learning, Phantoms, Radiomics

Yuan, Yijie; Gang, Grace; Stayman, J. Webster

Deep Learning CT Image Restoration using System Blur and Noise Models Journal Article

In: Journal of Medical Imaging, vol. 12, no. 1, pp. 014003, 2024.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning

Li, Shudong; Jiang, Xiao; Tivnan, Matt; Gang, Grace; Shen, Yuan; Stayman, J. Webster

Diffusion Posterior Sampling for Nonlinear CT Reconstruction Honorable Mention Journal Article

In: Journal of Medical Imaging, vol. 11, iss. 4, pp. 043504 , 2024, (** Featured on Cover **).

Links | BibTeX | Tags: -Awards-, High-Fidelity Modeling, Machine Learning/Deep Learning, MBIR

Li, Shudong; Jiang, Xiao; Shen, Yuan; Stayman, J. Webster

CT Reconstruction using Nonlinear Diffusion Posterior Sampling with Detector Blur Modeling Proceedings Article

In: 8th International Conference on Image Formation in X-Ray Computed Tomography, pp. 30-33, 2024.

Links | BibTeX | Tags: High-Fidelity Modeling, High-Resolution CT, Machine Learning/Deep Learning

Gang, Grace; Ma, Yiqun; Liu, Leening; Noël, Peter; Stayman, J. Webster

Multiple Focal Spots for High-Resolution Photon-Counting CT Proceedings Article

In: International Conference on Image Formation in X-Ray Computed Tomography, pp. 447-450, 2024.

Links | BibTeX | Tags: High-Fidelity Modeling, High-Resolution CT, MBIR, Photon Counting

Lorenzon, Altea; Liu, Stephen; Jiang, Xiao; Gang, Grace; Stayman, J. Webster

Joint Material Decomposition and Scatter Estimation for Spectral CT Proceedings Article

In: International Conference on Image Formation in X-Ray Computed Tomography, pp. 186-189, 2024.

Links | BibTeX | Tags: MBIR, Scatter Estimation, Spectral X-ray/CT

Lau, Benjamin; Lin, Cheng Ting; Roshkovan, Leonid; Sagreiya, Hersh; Hsu, Wen-Chi; Jamal, Faisal; Dako, Farouk; Kamona, Aws; Katz, Sharyn; Stayman, J. Webster; Gang, Grace

Simulating Pulmonary Nodules in Healthy Lung CT with Diffusion Networks Proceedings Article

In: AAPM Annual Meeting, 2024.

Links | BibTeX | Tags: Lungs, Machine Learning/Deep Learning, Phantoms

Yuan, Yijie; Stayman, J. Webster; Gang, Grace

End-to-End Deep Learning Restoration of GLCM Features from Blurred and Noisy Images Proceedings Article

In: AAPM Annual Meeting, 2024.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Radiomics

Jiang, Xiao; Li, Shudong; Teng, Peiqing; Gang, Grace; Stayman, J. Webster

Strategies for CT Reconstruction using Diffusion Posterior Sampling with a Nonlinear Model Journal Article Forthcoming

In: TBD, Forthcoming.

Links | BibTeX | Tags: Fast Algorithms, Machine Learning/Deep Learning, MBIR

Jiang, Xiao; Gang, Grace; Stayman, J. Webster

CT Material Decomposition using Spectral Diffusion Posterior Sampling Proceedings Article

In: 8th International Conference on Image Formation in X-Ray Computed Tomography, pp. 324-327, 2024.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Spectral X-ray/CT

Ma, Yiqun; Reynolds, Tess; Ehtiati, Tina; Weiss, Clifford; Hong, Kelvin; Theodore, Nick; Gang, Grace; Stayman, J. Webster

Fully automatic online geometric calibration for non-circular cone-beam CT orbits using fiducials with unknown placement Journal Article

In: Medical Physics, vol. 51, iss. 5, pp. 3245-3264, 2024.

Links | BibTeX | Tags: Customized Acquisition, Geometric Calibration

Yuan, Yijie; Stayman, J. Webster; Gang, Grace

End-to-end deep learning restoration of GLCM features from blurred and noisy images Proceedings Article

In: Proc SPIE Medical Imaging, pp. 129271C, 2024.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Radiomics

Sandvold, Olivia; Proksa, Roland; Daerr, Heiner; Perkins, Amy; Brown, Kevin M; Shapira, Nadav; Köhler, Thomas; Stayman, J. Webster; Gang, Grace; Manjeshwar, Ravindra; Noël, Peter

Hybrid spectral CT system with clinical rapid kVp-switching X-ray tube and dual-layer detector for improved iodine quantification Proceedings Article

In: Proc SPIE Medical Imaging, pp. 129251K, 2024.

Links | BibTeX | Tags: Spectral X-ray/CT, System Assessment, System Design

Li, Shudong; Tivnan, Matt; Stayman, J. Webster

Diffusion posterior sampling for nonlinear CT reconstruction Proceedings Article

In: Proc SPIE Medical Imaging, pp. 1292519 , 2024.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning, MBIR

Liu, Anqi; Gang, Grace; Stayman, J. Webster

Fourier diffusion for sparse CT reconstruction Proceedings Article

In: Proc SPIE Medical Imaging, pp. 1292516 , 2024.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning, Mammography, Sparse Sampling

Jiang, Xiao; Tivnan, Matt; Zhang, Xiaoxuan; Gang, Grace; Stayman, J. Webster

Design optimization of a triple-layer flat-panel detector for three material decomposition Proceedings Article

In: Proc SPIE Medical Imaging, pp. 129250U , 2024.

Links | BibTeX | Tags: Spectral X-ray/CT, System Design

2023

Zhang, Xiaoxuan; Stayman, J. Webster; Gang, Grace

Joint Temporal and Multi-energy Processing for Photon-Counting Fluoroscopy Presentation

NSS-MIC-RTSD 2023, 04.11.2023.

Links | BibTeX | Tags: Spectral X-ray/CT

Mei, Kai; Pasyar, Pouyan; Geagan, Michael; Liu, Leening; Shapira, Nadav; Gang, Grace; Stayman, J. Webster; Noël, Peter

Design and fabrication of 3D-printed patient-specific soft tissue and bone phantoms for CT imaging Journal Article

In: Scientific Reports, vol. 13, pp. 17495 , 2023.

Links | BibTeX | Tags: Phantoms, System Assessment

Tivnan, Matt; Gang, Grace; Stayman, J. Webster

Simulations of Immuno-Contrast CT to Optimize Spectral Instrumentation and Nanoparticle Contrast Agent Materials Proceedings Article

In: Proceedings of the 17th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, pp. 486-489, 2023.

Links | BibTeX | Tags: Spectral X-ray/CT, System Design

Jiang, Xiao; Zhang, Xiaoxuan; Stayman, J. Webster; Gang, Grace

Multi-material Decomposition with Triple Layer Flat-Panel Detector CBCT using Model-based and Deep Learning Approaches Honorable Mention Proceedings Article

In: Proceedings of the 17th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, 2023, (Poster Award).

Links | BibTeX | Tags: -Awards-, Machine Learning/Deep Learning, MBIR, Spectral X-ray/CT

Zhang, Xiaoxuan; Jiang, Xiao; Tivnan, Matt; Stayman, J. Webster; Gang, Grace

A Joint Processing Strategy for Image Quality Improvement in 3D Digital Subtraction Angiography Proceedings Article

In: Proceedings of the 17th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, pp. 41-44, 2023.

Links | BibTeX | Tags: MBIR, Spectral X-ray/CT

Teneggi, Jacopo; Tivnan, Matt; Stayman, J. Webster; Sulam, Jeremias

How to trust your diffusion model: A convex optimization approach to conformal risk control Proceedings Article

In: International Conference on Machine Learning, pp. 33940-33960, 2023.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning

Tivnan, Matt; Gang, Grace; Wang, Wenying; Noël, Peter; Sulam, Jeremias; Stayman, J. Webster

Tunable neural networks for CT image formation Journal Article

In: Journal of Medical Imaging, vol. 10, iss. 3, pp. 033501-033501, 2023.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning, Task-Driven Imaging

Hsieh, Scott; Mei, Kai; Shapira, Nadav; Shunhavanich, Picha; Stayman, J. Webster; McCollough, Cynthia; Gang, Grace; Leng, Shuai; Geagan, Michael; Yu, Lifeng; Noël, Peter

A dense search challenge phantom fabricated with pixel-based 3D printing for precise detectability assessment Proceedings Article

In: Proc SPIE Medical Imaging, pp. 275-280, SPIE, 2023.

Links | BibTeX | Tags: Phantoms, System Assessment

Yuan, Yijie; Tivnan, Matt; Gang, Grace; Stayman, J. Webster

Deep learning CT image restoration using system blur models Proceedings Article

In: Proc SPIE Medical Imaging, pp. 950-955, SPIE, 2023.

Links | BibTeX | Tags: High-Fidelity Modeling, Machine Learning/Deep Learning

Jiang, Xiao; Stayman, J. Webster; Gang, Grace

Approaches for three material decomposition using a triple-layer flat-panel detector Proceedings Article

In: Proc SPIE Medical Imaging, pp. 182-187, SPIE, 2023.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Spectral X-ray/CT

Mei, Kai; Roshkovan, Leonid; Pasyar, Pouyan; Shapira, Nadav; Gang, Grace; Stayman, J. Webster; Geagan, Michael; Noël, Peter

PixelPrint: a collection of three-dimensional printed CT phantoms of different respiratory diseases Proceedings Article

In: Proc SPIE Medical Imaging, pp. 796-801, SPIE, 2023.

Links | BibTeX | Tags: Lungs, Phantoms, System Assessment

Liu, Stephen; Zhou, Huanyi; Osgood, Greg M.; Demehri, Shadpour; Stayman, J. Webster; Zbijewski, Wojciech

Quantitative dual-energy imaging of bone marrow edema using multi-source cone-beam CT with model-based decomposition Proceedings Article

In: Proc SPIE Medical Imaging, pp. 228-234, SPIE, 2023.

Links | BibTeX | Tags: Extremities, MBIR, Spectral X-ray/CT

Tivnan, Matt; Lee, Tzu-Cheng; Zhang, Ruoqiao; Boedeker, Kirsten; Cai, Liang; Sulam, Jeremias; Stayman, J. Webster

Task-driven CT image quality optimization for low-contrast lesion detectability with tunable neural networks Proceedings Article

In: Proc SPIE Medical Imaging, pp. 338-343, SPIE, 2023.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Task-Driven Imaging

Stayman, J. Webster; Noël, Peter; Gang, Grace

Multiple focal spots for high resolution CT Proceedings Article

In: Proc SPIE Medical Imaging, pp. 160-165, SPIE, 2023.

Links | BibTeX | Tags: High-Fidelity Modeling, High-Resolution CT, MBIR, System Design

Gang, Grace; Stayman, J. Webster

Three-material decomposition using a dual-layer flat panel detector in the presence of soft tissue motion Proceedings Article

In: Proc SPIE Medical Imaging, pp. 188-193, SPIE, 2023.

Links | BibTeX | Tags: Motion Compensation, Spectral X-ray/CT

Reynolds, Tess; Ma, Yiqun; Wang, Tianyu; Mei, Kai; Noël, Peter; Gang, Grace; Stayman, J. Webster

Revealing pelvic structures in the presence of metal hip prostheses via non-circular CBCT orbits Proceedings Article

In: Proc SPIE Medical Imaging, pp. 228-233, SPIE, 2023.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Metal Artifacts

Reynolds, Tess; Hatamikia, Sepideh; Ma, Yiqun; Dillon, Owen; Gang, Grace; Stayman, J. Webster; O'Brien, Ricky T

Extended longitudinal and lateral 3D imaging with a continuous dual‐isocenter CBCT scan Journal Article

In: Medical Physics, vol. 50, iss. 4, pp. 2372-2379, 2023.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Spine

Shapira, Nadav; Donovan, Kevin; Mei, Kai; Geagan, Michael; Roshkovan, Leonid; Gang, Grace; Abed, Mohammed; Linna, Nathaniel; Cranston, Coulter; O'Leary, Cathal; Dhanaliwala, Ali; Kontos, Despina; Litt, Harold I; Stayman, J. Webster; Shinohara, Russell; Noël, Peter

Three-dimensional printing of patient-specific computed tomography lung phantoms: a reader study Journal Article

In: PNAS Nexus, vol. 2, iss. 3, pp. pgad026, 2023.

Links | BibTeX | Tags: Lungs, Phantoms, System Assessment

2022

Mei, Kai; Geagan, Michael; Shapira, Nadav; Liu, Leening; Pasyar, Pouyan; Gang, Grace; Stayman, J. Webster; Noël, Peter

PixelPrint: three-dimensional printing of patient-specific soft tissue and bone phantoms for CT Proceedings Article

In: 7th International Conference on Image Formation in X-Ray Computed Tomography, pp. 545-550, SPIE, 2022.

Links | BibTeX | Tags: Phantoms, System Assessment

Ma, Yiqun; Gang, Grace; Reynolds, Tess; Ehtiati, Tina; Li, Junyuan; Dillon, Owen; Russ, Tom; Wang, Wenying; Weiss, Clifford; Theodore, Nick; Hong, Kelvin; O'Brien, Ricky T; Siewerdsen, Jeffrey H.; Stayman, J. Webster

Practical workflow for arbitrary non-circular orbits for CT with clinical robotic C-arms Proceedings Article

In: 7th International Conference on Image Formation in X-Ray Computed Tomography, pp. 551-558, SPIE, 2022.

Links | BibTeX | Tags: Customized Acquisition, Geometric Calibration, Task-Driven Imaging

Li, Junyuan; Wang, Wenying; Tivnan, Matt; Sulam, Jeremias; Prince, Jerry L.; McNitt-Gray, Michael; Stayman, J. Webster; Gang, Grace

Local linearity analysis of deep learning CT denoising algorithms Proceedings Article

In: 7th International Conference on Image Formation in X-Ray Computed Tomography, pp. 123040T, SPIE, 2022.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning

Stayman, J. Webster; Eden, Nir; Ma, Yiqun; Gang, Grace; Guez, Allon

Preliminary investigations of a novel dynamic CT collimator Proceedings Article

In: 7th International Conference on Image Formation in X-Ray Computed Tomography, pp. 61-66, 2022.

Links | BibTeX | Tags: Customized Acquisition, Dynamic Bowtie, Sparse Sampling, System Design

Liu, Stephen; Tivnan, Matt; Osgood, Greg M.; Siewerdsen, Jeffrey H.; Stayman, J. Webster; Zbijewski, Wojciech

Model-based three-material decomposition in dual-energy CT using the volume conservation constraint Journal Article

In: Physics in Medicine and Biology, vol. 67, iss. 14, pp. 145006, 2022.

Links | BibTeX | Tags: MBIR, Spectral X-ray/CT

Gang, Grace; Stayman, J. Webster

Universal orbit design for metal artifact elimination Journal Article

In: Physics in Medicine and Biology, vol. 67, iss. 11, 2022.

Links | BibTeX | Tags: Analysis, Customized Acquisition, Metal Artifacts

Reynolds, Tess; Ma, Yiqun; Kanawati, Andrew J; Constantinidis, Alex; Williams, Zoe; Gang, Grace; Dillon, Owen; Russ, Tom; Wang, Wenying; Ehtiati, Tina; Weiss, Clifford; Theodore, Nick; Siewerdsen, Jeffrey H.; Stayman, J. Webster; O'Brien, Ricky T

Extended Intraoperative Longitudinal 3-Dimensional Cone Beam Computed Tomography Imaging With a Continuous Multi-Turn Reverse Helical Scan Journal Article

In: Investigative Radiology, vol. 57, iss. 11, 2022.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Spine

Russ, Tom; Ma, Yiqun; Golla, Alena-Kathrin; Bauer, Dominik F; Reynolds, Tess; Toennes, Christian; Hatamikia, Sepideh; Schad, Lothar R.; Zöllner, Frank G; Gang, Grace; Wang, Wenying; Stayman, J. Webster

Fast CBCT reconstruction using convolutional neural networks for arbitrary robotic C-arm orbits Proceedings Article

In: SPIE Medical Imaging, 2022.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Fast Algorithms, Machine Learning/Deep Learning

Tivnan, Matt; Wang, Wenying; Gang, Grace; Noël, Peter; Stayman, J. Webster

Control of variance and bias in CT image processing with variational training of deep neural networks Honorable Mention Proceedings Article

In: SPIE Medical Imaging, 2022, (Wagner Award Finalist and 2nd Place Best Student Paper).

Links | BibTeX | Tags: -Awards-, Analysis, Machine Learning/Deep Learning, Regularization Design

Li, Junyuan; Wang, Wenying; Tivnan, Matt; Stayman, J. Webster; Gang, Grace

Performance assessment framework for neural network denoising Proceedings Article

In: SPIE Medical Imaging, 2022.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning, System Assessment

Wang, Wenying; Tivnan, Matt; Li, Junyuan; Stayman, J. Webster; Gang, Grace

Data-dependent nonlinearity analysis in CT denoising CNNs Proceedings Article

In: SPIE Medical Imaging, SPIE, 2022.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning

Tivnan, Matt; Wang, Wenying; Gang, Grace; Stayman, J. Webster

Design Optimization of Spatial-Spectral Filters for Cone-Beam CT Material Decomposition Journal Article

In: IEEE Transactions on Medical Imaging, vol. 41, iss. 9, pp. 2399-2413, 2022.

Links | BibTeX | Tags: MBIR, Spectral X-ray/CT, System Design

Ma, Yiqun; Gang, Grace; Ehtiati, Tina; Reynolds, Tess; Russ, Tom; Wang, Wenying; Weiss, Clifford; Theodore, Nick; Hong, Kelvin; Siewerdsen, Jeffrey H.; Stayman, J. Webster

Non-circular CBCT orbit design and realization on a clinical robotic C-arm for metal artifact reduction Proceedings Article

In: SPIE Medical Imaging, 2022.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Metal Artifacts, Task-Driven Imaging

Abbey, Craig; Li, Junyuan; Gang, Grace; Stayman, J. Webster

Assessment of boundary discrimination performance in a printed phantom Proceedings Article

In: SPIE Medical Imaging, SPIE, 2022.

Links | BibTeX | Tags: Phantoms, System Assessment

Tivnan, Matt; Gang, Grace; Zhang, Ruoqiao; Noël, Peter; Sulam, Jeremias; Stayman, J. Webster

Tunable neural networks for multi-material image formation from spectral CT measurements Proceedings Article

In: 7th International Conference on Image Formation in X-Ray Computed Tomography, SPIE, 2022.

Links | BibTeX | Tags: Machine Learning/Deep Learning, Spectral X-ray/CT

Mei, Kai; Geagan, Michael; Roshkovan, Leonid; Litt, Harold I; Gang, Grace; Shapira, Nadav; Stayman, J. Webster; Noël, Peter

Three‐dimensional printing of patient‐specific lung phantoms for CT imaging: Emulating lung tissue with accurate attenuation profiles and textures Journal Article

In: Medical Physics, vol. 49, iss. 2, pp. 825-835, 2022.

Links | BibTeX | Tags: Lungs, Phantoms

2021

Wang, Wenying; Ma, Yiqun; Tivnan, Matt; Li, Junyuan; Gang, Grace; Zbijewski, Wojciech; Lu, Minghui; Zhang, Jin; Star-Lack, Josh; Colbeth, Richard; Stayman, J. Webster

High-resolution Model-based Material Decomposition in Dual-layer Flat-panel CBCT Journal Article

In: Medical Physics, vol. 48, iss. 10, pp. 6375-6387, 2021.

Links | BibTeX | Tags: High-Fidelity Modeling, High-Resolution CT, MBIR, Spectral X-ray/CT

Tivnan, Matt; Wang, Wenying; Stayman, J. Webster

A prototype spatial–spectral CT system for material decomposition with energy‐integrating detectors Journal Article

In: Medical Physics, vol. 48, iss. 10, pp. 6401-6411, 2021.

Links | BibTeX | Tags: Sparse Sampling, Spectral X-ray/CT, System Assessment, System Design

Fahrig, Rebecca; Jaffray, David; Suchopoulos, Ioannis; Stayman, J. Webster

Flat-panel Conebeam CT in the Clinic: History and Current State Journal Article

In: Journal of Medical Imaging, vol. 8, iss. 5, pp. 052115, 2021.

Links | BibTeX | Tags: CBCT

Mei, Kai; Geagan, Michael; Roshkovan, Leonid; Litt, Harold I; Gang, Grace; Shapira, Nadav; Stayman, J. Webster; Noël, Peter

Three-dimensional printing of patient-specific lung phantoms for CT imaging: emulating lung tissue with accurate attenuation profiles and textures Journal Article

In: Medical Physics, pp. Submitted, 2021.

Links | BibTeX | Tags: Lungs, System Assessment

Ma, Yiqun; Reynolds, Tess; Gang, Grace; Dillon, Owen; Russ, Tom; Wang, Wenying; Ehtiati, Tina; Weiss, Clifford; Theodore, Nick; Siewerdsen, Jeffrey H.; O'Brien, Ricky T; Stayman, J. Webster

Non-Circular Orbits on a Clinical Robotic C-Arm for Reducing Metal Artifacts in Orthopedic Interventions Best Paper Presentation

AAPM Annual Meeting: John R. Cameron Early-Career Investigator Symposium, 25.07.2021, (First Place John R. Cameron Early-Career Investigator Symposium ).

Links | BibTeX | Tags: -Awards-, Customized Acquisition, Spine

Reynolds, Tess; Ma, Yiqun; Gang, Grace; Dillon, Owen; Russ, Tom; Wang, Wenying; Ehtiati, Tina; Weiss, Clifford; Theodore, Nick; Siewerdsen, Jeffrey H.; O'Brien, Ricky T; Stayman, J. Webster

Imaging from the cervical to the lumbar spine with a continuous multi-turn reverse helical 3D cone-beam CT scan Best Paper Presentation

AAPM Annual Meeting: Jack Fowler Early-Career Investigator Competition, 25.07.2021, (Jack Fowler Junior Investigator Award ).

Links | BibTeX | Tags: -Awards-, Customized Acquisition, Spine

Russ, Tom; Wang, Wenying; Golla, Alena-Kathrin; Bauer, Dominik F; Tivnan, Matt; Toennes, Christian; Ma, Yiqun; Reynolds, Tess; Hatamikia, Sepideh; Schad, Lothar R.; Zöllner, Frank G; Gang, Grace; Stayman, J. Webster

Fast reconstruction of non-circular CBCT orbits using CNNs Proceedings Article

In: 16th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, 2021.

Links | BibTeX | Tags: CBCT, Customized Acquisition, Machine Learning/Deep Learning

Tivnan, Matt; Gang, Grace; Cao, Wenchao; Shapira, Nadav; Noël, Peter; Stayman, J. Webster

High Sensitivity Iodine Imaging by Combining Spectral CT Technologies Best Paper Proceedings Article

In: 16th International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine, 2021, (Best Oral Presentation Award ).

Links | BibTeX | Tags: -Awards-, Analysis, MBIR, Spectral X-ray/CT, System Design

Wang, Wenying; Stayman, J. Webster; Gang, Grace

Image Properties Prediction in Nonlinear Model-based Reconstruction using a Perceptron Network Proceedings Article

In: Schramm, Georg; Rezaei, Ahmadreza; Thielemans, Kris; Nuyts, Johan (Ed.): Proceedings of the 16th Virtual International Meeting on Fully 3D Image Reconstruction in Radiology and Nuclear Medicine , pp. 250-253, 2021.

Links | BibTeX | Tags: Analysis, Machine Learning/Deep Learning, MBIR

Stayman, J. Webster; Tivnan, Matt; Wang, Wenying; Shapira, Nadav; Gang, Grace; Noël, Peter

Spectral CT using a fine grid structure and varying x‐ray incidence angle Journal Article

In: Medical Physics, 2021.

Abstract | Links | BibTeX | Tags: Customized Acquisition, Spectral X-ray/CT

Gang, Grace; Deshpande, Radhika; Stayman, J. Webster

Standardization of histogram- and gray-level co-occurrence matrices-based radiomics in the presence of blur and noise Journal Article

In: Physics in Medicine and Biology, vol. 66, no. 7, pp. 074004, 2021.

Links | BibTeX | Tags: Analysis, Radiomics

Flores, Jessica; Gang, Grace; Zhang, Hao; Lin, Cheng Ting; Fung, Shui K; Stayman, J. Webster

Direct reconstruction of anatomical change in low-dose lung nodule surveillance Journal Article

In: Journal of Medical Imaging, vol. 8, no. 2, pp. 023503, 2021.

Links | BibTeX | Tags: Image Registration, Lungs, MBIR, Prior Images

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