Estimation of Basis Line-Integrals in a Spectral Distortion-Modeled Photon Counting Detector Using Low-Rank Approximation-Based X-Ray Transmittance Modeling: K-Edge Imaging Application
Okkyun Lee, Kappler, Steffen, Polster, Christoph, Taguchi, Katsuyuki
Published in IEEE transactions on medical imaging (01.11.2017)
Published in IEEE transactions on medical imaging (01.11.2017)
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Journal Article
Spatio-energetic cross-talk in photon counting detectors: Numerical detector model (PcTK) and workflow for CT image quality assessment
Taguchi, Katsuyuki, Stierstorfer, Karl, Polster, Christoph, Lee, Okkyun, Kappler, Steffen
Published in Medical physics (Lancaster) (01.05.2018)
Published in Medical physics (Lancaster) (01.05.2018)
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Journal Article
Estimation of Basis Line-Integrals in a Spectral Distortion-Modeled Photon Counting Detector Using Low-Order Polynomial Approximation of X-ray Transmittance
Okkyun Lee, Kappler, Steffen, Polster, Christoph, Taguchi, Katsuyuki
Published in IEEE transactions on medical imaging (01.02.2017)
Published in IEEE transactions on medical imaging (01.02.2017)
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Journal Article
Compressive Diffuse Optical Tomography: Noniterative Exact Reconstruction Using Joint Sparsity
Okkyun Lee, Jong Min Kim, Bresler, Yoram, Jong Chul Ye
Published in IEEE transactions on medical imaging (01.05.2011)
Published in IEEE transactions on medical imaging (01.05.2011)
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Journal Article
Diffuse optical tomography using generalized music algorithm
Okkyun Lee, Jongmin Kim, Bresler, Y, Jong Chul Ye
Published in 2011 IEEE International Symposium on Biomedical Imaging: From Nano to Macro (01.03.2011)
Published in 2011 IEEE International Symposium on Biomedical Imaging: From Nano to Macro (01.03.2011)
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Conference Proceeding
"X-Map 2.0" for Edema Signal Enhancement for Acute Ischemic Stroke Using Non-Contrast-Enhanced Dual-Energy Computed Tomography
Taguchi, Katsuyuki, Itoh, Toshihide, Fuld, Matthew K, Fournie, Eric, Lee, Okkyun, Noguchi, Kyo
Published in Investigative radiology (01.07.2018)
Published in Investigative radiology (01.07.2018)
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Journal Article
X-Ray Transmittance Modeling-Based Material Decomposition Using a Photon-Counting Detector CT System
Lee, Okkyun, Rajendran, Kishore, Polster, Christoph, Stierstorfer, Karl, Kappler, Steffen, Leng, Shuai, McCollough, Cynthia H., Taguchi, Katsuyuki
Published in IEEE transactions on radiation and plasma medical sciences (01.07.2021)
Published in IEEE transactions on radiation and plasma medical sciences (01.07.2021)
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Journal Article