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PARALLEL MRI INVOLVING DENSITY WEIGHTING OR ACQUISITION WEIGHTING

机译:涉及密度加权或采集加权的并行MRI

摘要

A method of magnetic resonance imaging, comprising the step of sampling the k-space by means of the method of density weighted or acquisition weighted data acquisition such as density weighted phase encoding or acquisition weighted phase encoding, wherein in the sampling at least one region of the k-space is undersampled with respect to the Nyquist criterion. The reconstruction of the MR image is performed at least in part with the aid of a parallel MR imaging mediod and the influence in the image of the missing k-space data required to fulfil the Nyquist criterion is reduced.
机译:一种磁共振成像的方法,包括通过密度加权或采集加权数据采集(例如密度加权相位编码或采集加权相位编码)的方法对k空间进行采样的步骤,其中在采样中,至少一个区域k空间相对于奈奎斯特准则欠采样。至少部分地借助于并行MR成像方法来执行MR图像的重建,并且减小了满足奈奎斯特标准所需的丢失的k空间数据在图像中的影响。

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