搜索资源列表
TFDToolbox
- 时频分析工具,经典工具箱,包括短时傅里叶变换等实用函数 -Time-frequency analysis tools, classic toolbox, including the short time Fourier transform and other utility functions
aok4win
- 利用matlab进行时频分析的程序,傅里叶变换、短时傅里叶变换、小波分析等等,功能十分齐全。-Using matlab to process time-frequency analysis, Fourier transform, short time Fourier transform, wavelet analysis, etc., function is complete.
FFT
- 利用单片机实现快速傅里叶变换 基于单片机对数据的采集-Fast Fourier transform using MCU Microcontroller based data acquisition
STFT
- 短时傅里叶变换的一些简单的演示,其中有矩形窗和高斯窗-some demos for the short time fourier transform
HightFilterAndLowFilter
- 实现正逆傅里叶变换,并在此基础上实现各种高低通滤波器,采用OPENCV实现。图像只针对2的整数次幂的方图-implement kinds of high filters and low filters in OPENCV based on implementing the FFTs and IFFTS.
fft
- 利用matlab的fft函数进行快速傅里叶变换的m文件-Matlab' s fft function using the fast Fourier transform of the m file
homomorphic-filtering
- 利用傅里叶变换,对一副指定的图像进行同态滤波-Fourier transform, the image of a specified Homomorphic Filtering
FFT-C
- 一维傅里叶变换及其逆变换,快速算法,用于图像处理等领域-one dimensional fast fourier transform and inverse fast fourier transform
FFt
- 其中图片说明: A: 傅里叶变换后频谱图 B:陷波函数作用后的频谱图 C:经逆变换的滤波后图像,效果不是很理想 Ifft2:为验证自己的快速傅里叶变换程序的正确性,用matlab自带逆变换程序将频谱逆变换后图形,与原图相符,说明快速傅里叶变换程序正确。-One Photo caption: A: After the Fourier transform frequency spectrum diagram B: the role of Notch function, the fre
stft_test
- matlab短时傅里叶变换例程,绘出等高线图形-matlab short time Fourier transform routines, draw contour graph
fresnel
- 数字全息生成和再现的程序,两种不同的方法:卷积法和傅里叶变换法。-Generation and reproduction of digital holographic process, two different methods: convolution and Fourier transform method.
dsp
- 数字信号处理dsp的一些c语言源代码,实现卷积,傅里叶变换,傅里叶反变换等功能,并且能够通过图形界面显示出来-Dsp digital signal processing of a number of c language source code, the realization of convolution, Fourier transform, Fourier transform functions, and can be displayed through the graphical int
frft_gx
- 实现分数傅里叶变换的matlab源代码,绝对可用-Implementation of fractional Fourier transform matlab source code is absolutely available
stft
- 用matlab实现信号的加窗傅里叶变换,并绘出结果。-Using matlab to achieve signal windowed Fourier transform, and mapped the results.
dit_fft
- 本程序包括:DFT(离散傅里叶变换),FFT(快速傅里叶变换),IFFT(快速傅里叶逆变换),conv(卷积:圆周卷积、线性卷积),主要应用于信号处理,既可以对实序列做上述操作,也可以对复序列。-This process includes: DFT (Discrete Fourier Transform), FFT (fast Fourier transform), IFFT (inverse fast Fourier transform), conv (convolution: circula
fourier
- 快速傅里叶变换,把该文件包含后即可使用其函数。- The fast Fournier transformation, after contains this document then uses its function.
DIT2FFT
- 在VC++中实现基2时间抽取的FFT(快速傅里叶变换)算法.-In VC++ In time taken to achieve the base 2 of the FFT (Fast Fourier Transform) algorithm.
fft
- 实现快速离散傅里叶变换,即FFT,很有用的程序-Fast discrete Fourier transform, namely, FFT, very useful program
123
- 此程序基于c语言实现fft快速傅里叶变换-This procedure based on c language fft Fast Fourier Transform
report
- 实现快速傅里叶变换,运算速度为Nlog2N 只能用于有2^n 个样本的信号-Fast Fourier transform, computation speed can only be used for Nlog2N there are 2 ^ n signal samples