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04
- 对原图分别在频域内使用理想低通滤波器（选择任意截止频率）和理想高通滤波器（选择任意截止频率）和理想高通滤波器，再对其使用快速傅里叶变换，并输出修复后的图像的频率谱图。最后将高通滤波与低通滤波后的相加，输出，并与原图进行比较。-Respectively of the original image in the frequency domain using the ideal low-pass filter (choose an arbitrary cut-off frequency) and th
FFT
- 快速傅里叶变换主程序及变换子程序，已经验证！-Fast Fourier transform main program and conversion subroutine, have tested!
fft_1
- matlab实现快速傅里叶变换的原始程序，有助于理解蝶形运算-matlab realize the fast Fourier transform of the original program, help to understand the butterfly operation
FFT2
- 进行快速傅里叶变换的程序，可以利用C++或者MATLAB直接完成快速傅里叶变换-Fast Fourier transform for the program can be utilized C++ or MATLAB directly to complete the fast Fourier transform
fft_ifft
- 快速傅里叶变换fft 和反变换 ifft 的源代码，c++编写，质量可靠，书上源代码！-the fft and ifft source code, c++ writing, reliable quality, the source code in the book!
HHT-marginal-spectrum
- 和HHT变换有关的快速傅里叶变换频谱，边际谱等的实现程序，已经无数次仿真实验验证其非常正确，对于初学HHT的很有用-And the HHT transform the fast Fourier transform spectrum, marginal spectrum to achieve program has numerous simulation experiment verify its very useful for the beginner HHT.
fft
- fft快速傅里叶变换 实现256次计算 图像显示功能-computing an image display function FFT fast Fourier transform to achieve 256 times
denoising-FFT-gabor-transform
- 实现了小波降噪，快速傅里叶变换，生成gabor小波，并利用gabor小波处理图形图像。-Wavelet noise reduction, fast Fourier transform to generate gabor wavelet and gabor wavelet processing graphics.
FFT
- 快速傅里叶变换的C语言实现代码，可用于支持C语言的环境-FFT code
DIT-FFT
- 快速傅里叶变换的算法，基于c语言，有正运算和逆运算-Fast Fourier transform algorithm, based on the C language, positive operation and the inverse
dft
- 对输入信号进行快速傅里叶变换，使用c++builder环境编写，能够很好地实现傅里叶变换-Fast Fourier Transform of the input signal, the use of c++ Builder environment for the preparation, can be a good Fourier transform
dit-fft.c
- 快速傅里叶变换（FFT）。允许输入任意长度（满足等于2的N次幂即可）。-Implementation of the Fast Fourier Transformer.
fast-fft
- 快速傅里叶变换，多用于图像处理等方面。。完全是自己亲手敲的程序-Fast Fourier Transform, used for image processing. . Is entirely their own hands to knock the program
数值菜单
- 里面很多有用的数学工具 如LU分解 快速傅里叶变换 梯度法等
Fast-Fu-Liye-transform
- 快速傅里叶变换的matlaB实现，帮助学习傅里叶的同学快速上手。-Fast Fu Liye transform of the matlaB, to help learn quick classmate Fu Liye.
drt_daoxu
- 实现倒序输入，快速傅里叶变换dft，dtft-Achieve reverse input, a fast Fourier transform
FFT2
- 使用c语言实现快速傅里叶变换,方法简单使用，包括反变换-Use c language fast Fourier transform
FFT
- fft快速傅里叶变换的c程序 用于夫琅禾费衍射-fft Fast Fourier Transform c program for Fraunhofer diffraction
fft2
- 这是在别人的基础上改写的快速傅里叶变换，适合任意大小的图片，调用imgFFT和imgIFFT即可-this is code of fast fourier transform that suitable for image with any size and channels
cfft
- C++中快速傅里叶变换函数，附在主程序中，直接调用即可-C++ fast Fourier transform function, attached to the main program, you can directly call