A correction method for streak artifacts in gradient-echo EPI using spin-echo EPI reference data

Jun-Young Chung; Yeji Han; Zang-Hee Cho; HyunWook Park

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A correction method for streak artifacts in gradient-echo EPI using spin-echo EPI reference data

机译：使用自旋回波EPI参考数据的梯度回波EPI中条纹伪影的校正方法

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摘要

To analyze the streak artifacts in a gradient-echo echo planar imaging (GE-EPI) sequence and to propose a correction method for the Nyquist ghost artifacts that does not cause streak artifacts in the GE-EPI imaging.

机译：为了分析梯度回波回波平面成像（GE-EPI）序列中的条纹伪影，并提出一种不会在GE-EPI成像中引起条纹伪影的奈奎斯特幻影伪影的校正方法。

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来源
《Magnetic Resonance Materials in Physics, Biology and Medicine》 |2012年第3期|p.205-213|共9页
作者
Jun-Young Chung; Yeji Han; Zang-Hee Cho; HyunWook Park;
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作者单位

Neuroscience Research Institute, Gachon University of Medicine and Science, Incheon, Republic of Korea;

Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, 373-1 Guseong-dong, Yuseong-gu, Daejeon, 305-701, Republic of Korea;

Neuroscience Research Institute, Gachon University of Medicine and Science, Incheon, Republic of Korea;

Department of Electrical Engineering, Korea Advanced Institute of Science and Technology, 373-1 Guseong-dong, Yuseong-gu, Daejeon, 305-701, Republic of Korea;

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原文格式 PDF
正文语种 eng
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关键词
Echo planar imaging (EPI); Streak artifacts; Nyquist ghost artifact; Gradient-echo EPI; Spin-echo EPI reference scan; Field inhomogeneity in high field MRI;

机译：回波平面成像;条纹伪影;奈奎斯特鬼影伪影;梯度回波EPI;自旋回波EPI参考扫描;高场MRI的视野不均匀;

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专利

1. A correction method for streak artifacts in gradient-echo EPI using spin-echo EPI reference data [J] . Chung J.-Y., Han Y., Cho Z.-H., Magma: Magnetic resonance materials in physics, biology, and medicine . 2012,第3期

机译：使用自旋回波EPI参考数据的梯度回波EPI中条纹伪影的校正方法
2. Joint correction of Nyquist artifact and minuscule motion-induced aliasing artifact in interleaved diffusion weighted EPI data using a composite two-dimensional phase correction procedure [J] . Chang Hing-Chiu, Chen Nan-Kuei Magnetic resonance imaging: An International journal of basic research and clinical applications . 2016,第7期

机译：奈奎斯特工件的联合校正和微型运动诱导的复合二维阶段校正过程中交错扩散加权EPI数据中的混叠术语
3. Efficacy of motion artifact reduction in neonatal DW segmented EPI at 3 T using phase correction by numerical optimization and segment data swapping [J] . Winter JD, Thompson RT, Gelman N Magnetic resonance imaging: An International journal of basic research and clinical applications . 2007,第9期

机译：通过数值优化和分段数据交换进行相位校正，可降低新生儿DW分段EPI在3 T下运动伪影的功效
4. Correction of head movements in multi-slice EPI and single-slice gradient-echo functional MRI [C] . Singh, M., Al-Dayeh, . 1997

机译：多层EPI和单层梯度回波功能MRI中头部运动的校正
5. Novel methods to address data truncation artifacts and streaking artifacts in four-dimensional cone-beam computed tomography. [D] . Leng, Shuai. 2008

机译：解决二维锥束计算机断层扫描中数据截断伪影和条纹伪影的新方法。
6. Joint correction of Nyquist artifact and minuscule motion-induced aliasing artifact in interleaved diffusion weighted EPI data using a composite two-dimensional phase correction procedure [O] . Hing-Chiu Chang, Nan-kuei Chen -1

机译：使用复合二维相位校正程序对交错扩散加权EPI数据中的奈奎斯特伪影和微小运动引起的混叠伪影进行联合校正
7. Joint correction of Nyquist artifact and minuscule motion-induced aliasing artifact in interleaved diffusion weighted EPI data using a composite two-dimensional phase correction procedure [O] . Chang, HCC, Chen, NK 2016

机译：使用复合二维相位校正程序对交错扩散加权EpI数据中的奈奎斯特伪像和微小运动引起的混叠伪像进行联合校正

A correction method for streak artifacts in gradient-echo EPI using spin-echo EPI reference data

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