Recent Posts
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FFTShift without Moving Elements
My previous post explains how to implement an inplace fftshift/ifftshift in C++. However, shifting still requires moving elements, which can be costly for ... -
Convolution, Cross-Correlation and their Adjoints
Last week I was reading Lustig and Pauly’s classical paper SPIRiT: Iterative Self-consistent Parallel Imaging Reconstruction from Arbitrary k-Space while a... -
Dive into ESPIRiT, from Theory to Practice 2
This post summarizes some practical implementation details for making ESPIRiT more efficient. -
Dive into ESPIRiT, from Theory to Practice
This post summarizes the ESPIRiT algorithm for estimating coil sensitivies in MRI. It took me months to grasp the theory behind it. -
cuda编程-矩阵乘法优化
上一篇post实现了一个基本的cuda程序，本篇记录如何实现矩阵乘法并加速。
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