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FFTW3st
- 快速傅立叶变换 采用c++编程 有源代码-FFT by C++, with source file
code.tar
- 快速傅立叶变换程序代码,学信号的同学,可要注意了-Fast Fourier Transform code, the students learn signal, I must remind the
简易谐波分析仪
- 采用12位MAX 197对外部信号采样。采用全周波傅立叶积分算法，对采样信号进行处理，对电力系统的电压有效值、功率等特征量进行实时在线监测；采用全数字测量法测量相位差；并采用自适应技术调整采样间隔，消除非同步采样对计算造成的误差，利用PIC18F458捕获功能实时监测电力系统频率波动，修订采样间隔。分析了各量的测量误差，均达到标准。并提供友好的人机交互界面。-used 12 MAX 197 pairs external signal sampling. Using Fourier-Cycle I
FFT_C++
- 用C++实现的快速傅立叶变换（FFT）的结构算法，其功用就不用细说了吧-C realized Fast Fourier Transform (FFT) algorithm structure, its purpose would not have to elaborate on it
ArisImageRoutines_compiled
- 使用vc进行离散余弦变换，在傅立叶变换的基础上-DCT by VC,it is based on FFT.
fftw-3.0.1
- windows下的FFT（快速傅立叶）分析源代码，标准版-windows under the FFT (Fast Fourier) analysis of the source code, the standard version
soudcarddemo
- 声音的傅立叶变换演示 提供了matlab下的函数接口-voice of the Fourier Transform provides a demonstration of Matlab interface function
二维快速傅立叶变换
- This document introduces the techniques of fast Fourier transform and gives a source code in C for computing 2D FFT on image data.
傅立叶
- 128点FFT算法,对4阶及以下处理.通过稍微修改源码(修改注释),即可以先产生一个序列,并随后进行FFT.-128-point FFT algorithm, the four bands and the following handling. Through slightly modified source (Alteration of the Notes), which can produce a first sequence, followed FFT.
jjjfdct
- 逆向傅立叶转换算法，通用的一种，适合初学着的。内容详细，分析简单-reverse Fourier Transform algorithm, a general, suitable for beginners with the. Detailed analysis simple
CBIR
- 本程序实现了基于内容的图像检索功能,也就是说如何根据图像的内容从多媒体数据库中索引或发现匹配的图像,所用的方法是傅立叶变换,小波变换等技术.-the program content-based image retrieval functions, in other words how images from the multimedia database indexing or find matching images, the methodology used is the Fourier t
fftdll
- 快速傅立叶变换FFT的动态链接库DLL，适合个种语言，VB，VC，delphi-FFT fast Fourier transform of the DLL, suitable species language, VB, VC, Delphi, etc.
vbC10
- 用VB实现的傅立叶变换谱方法 包括复数据快速傅立叶变换算法、实数据快速傅立叶变换算法1、实数据快速傅立叶变换算法2、快速正弦变换和余弦变换等-VB Fourier transform spectra data including Minute Fast Fourier Transform algorithm, false information Fast Fourier Transform algorithm for one, real data Fast Fourier Transform
vbfft_04418300
- 用vb实现快速傅立叶变换，运行速度达到最优化，可以c代码媲美，因此可以实现实时傅立叶变换。实现模块化，直接作为一个模块调用即可，非常方便！-with vb fast Fourier transform, speed of operation to achieve the most optimized code can be comparable to c, it can achieve real-time Fourier transform. To achieve modular, as a d
ditfft
- 用matlab编写的fft快速傅立叶变换及逆变换函数,其中flip1是供ditfft函数调用的倒叙子函数。-using Matlab fft prepared by the fast Fourier transform and inverse transform function, which is flip1 ditfft function call for the Warrior unreachable.
lab1-suyan
- 自制的快速傅立叶变换函数，可以用来对比工具自带的fft函数，比较其执行时间随Ｎ值变化的情况-privately fast Fourier transform function can be used to contrast the instruments onboard fft function, compared with the time of its implementation N changes in the value of
序列的离散傅立叶变换
- 序列的离散付氏变换（根据定义），含绘图程序，可以看到图形结果-sequence of discrete Fourier transform (by definition), including mapping procedures, we can see the results Graphics
ImageFFT2
- VC编写的高效的图象2D快速傅立叶正变换程序,编译通过.适合256色bmp图象变换.效果和matlab的fft2()没法比,但是程序值得借鉴.适合图象处理初学者,有助于理解傅立叶变换在图象处理中的重要作用.-VC efficient preparation of the image is 2D fast Fourier transform procedures compile. Bmp for 256-color image transformation. Results and Matlab
jpeg中数据的时频转换
- 这是一个用C写的傅立叶变换，以及离散余弦变换的代码，在图象压缩中会用到-This is a C wrote Fourier transform, discrete cosine transform, and the code in image compression will be used
字图像获取处理及实践应用一书光盘
- 图像处理光盘里面附带了很多在图像处理中经常用到的基本处理算法，如快速傅立叶变换，中值滤波等-image processing fringe discs inside a lot in image processing frequently used to deal with the basic algorithm, as Fast Fourier Transform, the value filter