Quantitative Comparison of Virtual Monochromatic Images of Dual Energy Computed Tomography Systems: Beam Hardening Artifact Correction and Variance in Computed Tomography Numbers: A Phantom Study

Wu Rongli; Watanabe Yoshiyuki; Satoh Kazuhiko; Liao Yen-Peng; Takahashi Hiroto; Tanaka Hisashi; Tomiyama Noriyuki

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Quantitative Comparison of Virtual Monochromatic Images of Dual Energy Computed Tomography Systems: Beam Hardening Artifact Correction and Variance in Computed Tomography Numbers: A Phantom Study

机译：双能计算断层扫描系统虚拟单色图像的定量比较：计算断层扫描数字中的光束硬化伪影校正和方差：幻影研究

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Objective The aim of this study was to quantitatively compare the reduction in beam hardening artifact (BHA) and variance in computed tomography (CT) numbers of virtual monochromatic energy (VME) images obtained with 3 dual-energy computed tomography (DECT) systems at a given radiation dose.

机译：目的本研究的目的是定量地比较光束硬化伪影（BHA）的减少和在A的虚拟单色能量（VME）图像的计算机断层扫描（CT）数量中的差异（CT）图像中A. 给予辐射剂量。

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来源
《Journal of computer assisted tomography》 |2018年第4期|共7页
作者
Wu Rongli; Watanabe Yoshiyuki; Satoh Kazuhiko; Liao Yen-Peng; Takahashi Hiroto; Tanaka Hisashi; Tomiyama Noriyuki;
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作者单位

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

Kyoto Univ Grad Sch Med Human Brain Res Ctr Kyoto Kyoto Japan;

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

Osaka Univ Grad Sch Med Dept Diagnost &

Intervent Radiol 2-2 Yamadaoka Suita Osaka 5650871;

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原文格式 PDF
正文语种 eng
中图分类放射医学;
关键词
dual-energy computed tomography; beam hardening artifact; virtual monochromatic imaging; projection-domain algorithm; image-domain algorithm; computed tomography number variance; phantom study;

机译：双能计算断层扫描;梁硬化伪影;虚拟单色成像;投影域算法;图像域算法;计算断层扫描号差异;幻影研究;

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专利

1. Quantitative Comparison of Virtual Monochromatic Images of Dual Energy Computed Tomography Systems: Beam Hardening Artifact Correction and Variance in Computed Tomography Numbers: A Phantom Study [J] . Wu Rongli, Watanabe Yoshiyuki, Satoh Kazuhiko, Journal of computer assisted tomography . 2018,第4期

机译：双能计算断层扫描系统虚拟单色图像的定量比较：计算断层扫描数字中的光束硬化伪影校正和方差：幻影研究
2. Computed Tomography Number Measurement Consistency Under Different Beam Hardening Conditions: Comparison Between Dual-Energy Spectral Computed Tomography and Conventional Computed Tomography Imaging in Phantom Experiment [J] . He Tian, Qian Xiaojun, Zhai Renyou, Journal of computer assisted tomography . 2015,第6期

机译：不同束硬化条件下计算机断层摄影术数量测量的一致性：双能谱计算机断层摄影术与常规计算机断层摄影术在虚拟实验中的比较
3. Metal Artifact Reduction in Pelvic Computed Tomography With Hip Prostheses Comparison of Virtual Monoenergetic Extrapolations From Dual-Energy Computed Tomography and an Iterative Metal Artifact Reduction Algorithmin a Phantom Study [J] . Higashigaito Kai, Angst Florian, Runge Val M., Investigative radiology . 2015,第12期

机译：髋关节假体在盆腔计算机断层摄影中减少金属伪像的比较比较双能计算机断层摄影中虚拟单能外推法和迭代金属伪影减少算法的幻像研究
4. A Phantom Study of a Dual Energy Dental Cone Beam Computed Tomography Prototype [C] . Sungho Chang, Sang Chul Lee IEEE Nuclear Science Symposium;Medical Imaging Conference . 2019

机译：双能量牙锥束计算机层析成像原型的幻影研究
5. Evaluation of Phantoms Used in Image Quality Performance Testing of Dental Cone Beam Computed Tomography Systems [D] . Alahmad, Haitham N. 2015

机译：牙科锥梁计算机断层扫描系统的图像质量性能测试的幻像评价
6. Computed Tomography Number Measurement Consistency Under Different Beam Hardening Conditions: Comparison Between Dual-Energy Spectral Computed Tomography and Conventional Computed Tomography Imaging in Phantom Experiment [O] . Tian He, Xiaojun Qian, Renyou Zhai, -1

机译：不同束硬化条件下计算机断层摄影术数量测量的一致性：幻影实验中双能谱计算机断层摄影术与常规计算机断层摄影术成像的比较
7. Metal Artifact Reduction in Pelvic Computed Tomography With Hip Prostheses: Comparison of Virtual Monoenergetic Extrapolations From Dual-Energy Computed Tomography and an Iterative Metal Artifact Reduction Algorithm in a Phantom Study. [O] . Higashigaito Kai, Angst Florian, Runge Val Murray, 2015

机译：髋关节假体在盆腔计算机断层扫描中减少金属伪像：在双模计算机研究中，双能计算机断层扫描与虚拟金属伪像减少算法中虚拟单能外推的比较。
8. Method for beam hardening correction in quantitative computed X-ray tomography [R] . 2001

机译：定量计算X射线断层摄影中射束硬化校正的方法

Quantitative Comparison of Virtual Monochromatic Images of Dual Energy Computed Tomography Systems: Beam Hardening Artifact Correction and Variance in Computed Tomography Numbers: A Phantom Study

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