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- - COMPRESSED SENSING RECONSTRUCTION FOR MULTI-SLICE AND MULTI-SLAB ACQUISITIONS

机译:--多切片和多平板采集的压缩传感重建

摘要

A method for capturing a three-dimensional image volume using a magnetic resonance imaging device includes providing a plurality of slices corresponding to an imaged object, Or performing a multi-slice or multi-slab acquisition process to capture three-dimensional slabs. Each individual slice or three-dimensional slab included in a plurality of slices or three-dimensional slabs includes k-space data. An iterative compressed-sensing reconstruction process is applied to jointly reconstruct a plurality of three-dimensional slabs as a single consistent volume. The iterative compression-sensing reconstruction process solves a cost function that includes a summation of individual data fidelity terms corresponding to a plurality of three-dimensional slabs.
机译:一种用于使用磁共振成像设备捕获三维图像体积的方法,包括:提供与被成像的对象相对应的多个切片;或者执行多切片或多平板采集过程以捕获三维平板。多个切片或三维平板中包括的每个单独的切片或三维平板包括k空间数据。应用迭代压缩感测重建过程来将多个三维平板共同重建为单个一致体积。迭代压缩感测重建过程求解成本函数,该成本函数包括与多个三维平板对应的各个数据保真度项的总和。

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