源码文件
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% % Forward FFT w.r.t. the first variable % %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% fun…
FFT-DIT 源代码
FFT-DIT（快速傅里叶变换-基2时间抽取法）是数字信号处理中的核心算法之一，以其高效的计算性能在音频分析、图像处理及通信系统中广泛应用。通过递归地将大点数DFT分解为小点数DFT来实现，极大地减少了运算量。掌握FFT-DIT不仅能够帮助工程师优化算法效率，还能促进对频谱分析等…
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源码文件
n=0:7; m=0:7; for i=1:4 x(i)=5-i; end for i=5:8 x(i)=i-4; end close all; subplot(2,1,1); stem(n…
源码文件
n=0:7; m=0:15; for i=1:4 x(i)=i; end for i=5:8 x(i)=9-i; end close all; subplot(2,1,1); stem(n,x);title('…
源码文件
n=0:16; m=0:15; x=sin((pi/8)*n); close all subplot(2,1,1);stem(n,x); title('X5(t)的序列图形'); subplot(2,1,2); ste…
源码文件
/************* Code Composer V1 Project Data ******************** The following section contains data generated by Code Compose…
源码文件
/************* Code Composer V1 Project Data ******************** The following section contains data generated by Code Compose…
源码文件
General Purpose FFT (Fast Fourier/Cosine/Sine Transform) Package Description: A package to calculate Discrete Fourier/Cosine/…
源码文件
/************* Code Composer V1 Project Data ******************** The following section contains data generated by Code Compose…
源码文件
/* ifft.c - inverse FFT */ #include void fft(); void ifft(N, X) complex *X; int N; { int k; for (k=0; k
源码文件
/* ifft.c - inverse FFT */ #include void fft(); void ifft(N, X) complex *X; int N; { int k; for (k=0; k