Fast fourier imaging

Fast fourier imaging
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快速傅立叶成像

DOI:
10.1002/mrm.1910020304
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发表时间:
1985
影响因子:
3.3
通讯作者:
F. J. J. Verschuren
F. J. J. Verschuren
中科院分区:
医学3区
文献类型:
--
作者:
C. Uijen;J. H. Boef;F. J. J. Verschuren

文献摘要

被引文献

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详细介绍了一种新的核磁共振成像技术,旨在减少数据采集时间。该方法适用于至少一个空间坐标被解析的所有多维成像情况。在一定程度上讨论了点扩展函数,NMR光谱仪的所需带宽,以及用于减少信噪比损失的采样策略。实验表明,减少数据采集时间的至少四个因素是在实践中可以实现的。
A new NMR imaging technique, aiming at a reduction of the data acquisition time, is described in detail. The method is applicable in all multidimensional imaging situations where at least one spatial coordinate is resolved. Discussed at some length are the point‐spread function, the requird bandwidth of the NMR spectrometer, and the sampling strategy used to diminish the loss in signal‐to‐noise ratio. Experiments reveal that a reduction of the data acquisition time by at least a factor of four is attainable in practice.