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How to implement the FFT algorithm.zip
... article describes one way to implement the 1D version of the FFT algorithm for an array of complex samples. The intention of this article is to show an efficient and fast FFT algorithm that can easily be modified according to the needs of the ...
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Interpolation-algorithm.rar
7种插值算法的c++代码实现,1 拉格朗日插值(POLINT) 2 有理函数插值(RATINT) 3 三次样条插值(SPLINE(二阶导数值)->SPLINT(函数值)) 4 有序表的检索法(LOCATE(二分法), HUNT(关联法)) 5 插值多项式(POLCOE(n2), POLCOF(n3)) 6 二元拉格朗日插值(POLIN2) 7 双三次样条插值(SPLIE2)
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