搜索资源列表
Matlab_基于FFT的图像配准
- 简单的用相位相关法来粗估计图像间的平移参数-simple phase correlation method used to estimate the image of rough translation parameters
FFT
- FFT只是DFT的一种计算机快速算法，结果与DFT相同.它们在信号处理中被广泛应用到.程序中有相关例子,希望对大家有所帮助.
fft
- matlab下均匀分布自相关函数、正态分布自相关函数、随机信号自相关函数、随机相位信号自相关函数及其分别的功率谱密度图形。-matlab autocorrelation function under the uniform distribution, normal distribution, the autocorrelation function, autocorrelation function of random signals, the autocorrelation function
FFT-and-IFFT
- 1维FFT、2维FFT及其逆变换，以及离散变换的相关源码。-1-dimensional FFT, 2-dimensional FFT and its inverse transform, and discrete transform source code.
gonglupu
- 利用FFT方法和维纳-辛钦定理自相关函数获得功率谱的对比。-Using FFT method and Wiener- Khintchine theorem to obtain the autocorrelation function of the power spectrum contrast.
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
Fourier_series_tutorial_011405
- FFT快速傅立叶变化分析的总体说明。有助于理解相关代码。需要解压缩阅读。-FFT Fast Fourier analysis of changes in the overall descr iption. Contribute to an understanding of the relevant code. Need to decompress to read.
FFT
- 本程序是关于1dfft计算相关的，经过调试成功，希望大家多多参考并提建议-1dfft
dsp_lib
- 这是一个数字信号处理的函数库,包括FFT变换各种滤波算法如果你要编写数字信号处理相关的程序这是个不错的选择-This is a digital signal processing library, including all kinds of filtering algorithm FFT transform you to be prepared if the digital signal processing-related procedures This is a good choice
fft
- 本文件包含三个小程序，分别为用fft实现功率谱估计、实现快速卷积和快速相关。对了解fft在c中的编程很有帮助-This document contains three procedures were used to achieve power spectrum estimation fft, fast convolution and fast correlation. Fft to know programming in c in the helpful
fft
- 信号提取，fft变换，模态分析，互相关分析-fft
fft_conv_filters_DSPFunction_ByC
- 数字信号处理中频率响应、相关函数、fft、各种滤波器的C语言实现（各文件有功能说明）-The C edition of many DSP functions such as Frequency function,fft,filters and so on
matlab_correlation_frequency_estimate_powerspectru
- 此MATLAB程序用于自相关函数的估计（包括直接法和FFT法），信号的频率估计（包括MUSIC, ROOTMUSIC，ESPRIT和MVDR）和功率谱的估计（包括LevinsonDurbin迭代法，BT法和周期图法），并附带相应的仿真图以便于对比-MATLAB for correlation estimate :direct and FFT transform frequency estimate of signals:MUSIC, ROOTMUSIC，ESPRIT和MVDR power spe
ERCoh2
- 对脑电信号进行滤波、快速傅里叶变换（FFT）及自相关、互相关计算，以观察每一通道脑电的相关性-On EEG filtering, fast Fourier transform (FFT) and autocorrelation, cross correlation calculation, in order to observe the correlation of each channel EEG
fft
- 快速傅里叶变换，可对相关数据进行频域分析-fast fourier transfer
xianhao
- 北航信号与测试技术实验 基本信号的时域频域分析 FFT变换 自相关互相关变换 matlab源码 以及实验结果图-Northern Testing experimental data signal and the signal in time domain frequency domain analysis FFT, autocorrelation and cross-correlation transform matlab source results map
FFT
- fft 也是matlab编程中用到的编程语句 用于小波分析和相关分析中，适用于matlab新手对matlab的了解-fft is used by lots of people，it is very popular
fft
- 利用matlab实现功率谱估计中的间接法，不是通过函数调用实现的，是根据算法的思想，一步一步实现的，文件夹中还有实现自相关的算法-Using matlab to achieve the indirect method of power spectrum estimation, not by function calls, is based on the idea of the algorithm, step by step, the folder also auto-
FFT
- 对一个含有多次谐波的信号作FFT变换，利用相关分析法提取它的工频信号。-For a signal containing multiple harmonics for FFT transform using correlation analysis to extract its frequency signal.
fft-example
- fft算法的例子代码以及fft相关知识的ppt，其中fft算法是用C语言实现的，且做了很详细的注释。- fft algorithms fft ppt example code and related knowledge, where fft algorithm is implemented in C, and made a very detailed notes.