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power.rar
- 这是关于功率谱的Matlab仿真程序,其中有AR、MA、ARMA三种模型的源代码,相关函数的源代码、功率谱的源代码等等。,This is on the power spectrum of the Matlab simulation program
auto_correlation
- 用Blackman-Tukey方法(自相关法)实现对任意输入的实序列函数x(n)作功率谱估计。-Using Blackman-Tukey method (autocorrelation method) to achieve the actual sequence of arbitrary input function x (n) for power spectrum estimation.
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.
ffs
- 在matlab环境下仿真随机信号,括号内为内容(正弦信号、白噪声信号、正弦信号附加白噪声三种信号形式) 的代码,计算该随机信号的相关函数和功率谱-In the matlab simulation environment, random signals, the contents of brackets (sinusoidal signal, white noise signal, sine wave signal form of three additional white noise
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
suijixinhaochuli
- 随机变量的产生,其中指数分布的和高斯分布的随机变量采用了变换法,分析它的自相关函数和功率谱密度,-The selection of random variables, in which exponential distribution and Gaussian distribution of random variables using the transformation method, analysis of its autocorrelation function and power sp
BT
- BT法估计功率谱,由自相关函数来估计信号的功率谱-BT power spectrum estimation, by the autocorrelation function to estimate the signal power spectrum
suij
- 用Matlab产生一满足条件的窄带随机过程,编写子程序计算该随机过程的均值函数,自相关函数,功率谱,包络,包络平方及相位的一维概率密度画出相应的图形-Generated using Matlab to meet the conditions of a narrow-band random process, the preparation of random process subroutine to calculate the mean function, auto-correlation fu
self-correlationandpowerspectrum
- 本程序描述的是如何用MATLAB语言来编写自相关和功率谱函数-self-correlationandpowerspectrum
mseries
- 产生任意长度的M序列,并计算该M序列的自相关函数和功率谱密度函数。用于系统辨识-Generated sequence of random length M, and calculate the M series autocorrelation and power spectral density function. For system identification
matlab
- 二进制序列发生器及其功率谱和自相关函数的实现-Binary sequence generator and the power spectrum and autocorrelation function of the realization of
gaussian_filter
- 详细说明:1. 利用自相关函数法和周期图法实现随机信号的功率谱估计。 2. 观察数据长度、自相关序列长度、信噪比、窗函数、平均次数等对谱估计的分辨率、稳定性、主瓣宽度和旁瓣效应的影响。 --1. The use of auto-correlation function method and cycle map Method random signal power spectrum estimation. 2. Observation data length, the length of auto
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
65735462corre_spectrum
- 方便准确的计算信号的互相关函数和互相关功率谱密度。-To facilitate accurate calculation of the signal cross-correlation function and cross-correlation power spectral density.
Clark_model
- Clark无线通信信道模型仿真的Matlab源程序,采用SOS仿真方法。程序内容包括:时变信道的幅度的实部和虚部,幅度概率密度函数,自相关函数,功率谱密度。-Simulation of Clark wireless communication channel model of the Matlab source code, using SOS simulation method. The program includes: the real and imaginary parts of time
Jakes_model
- Jake s无线通信信道模型仿真的Matlab源程序,采用SOS仿真方法。程序内容包括:时变信道的幅度的实部和虚部,幅度概率密度函数,自相关函数,功率谱密度。-Simulation of Jake s wireless communication channel model Matlab source code, using SOS simulation method. The program includes: the real and imaginary parts of time-var
Hoeber_model
- Hoeber无线通信信道模型仿真的Matlab源程序,采用SOS仿真方法。程序内容包括:时变信道的幅度的实部和虚部,幅度概率密度函数,自相关函数,功率谱密度。-Simulation of Hoeber wireless communication channel model of the Matlab source code, using SOS simulation method. The program includes: the real and imaginary parts of ti
test3
- 1)产生高斯白噪声; 2)产生高斯色噪声; 3)产生高斯谱相关对数正态分布随机序列; 4)对产生的上述随机序列进行功率谱估计; 5)对产生的上述随机序列进行概率密度函数估计。(Generating a Gaussian spectral correlation logarithmic normal distribution random sequence;)
几种常用功率谱估计法
- 几种常用的功率谱估计方法:相关函数法(BT 法),周期图法( periodogram),Bartlett 法,Welch 法,AR 功率谱曲线( p=50)(Several commonly used power spectrum estimation methods: correlation function method (BT method), periodogram method, Bartlett method, Welch method, AR power spectrum curv
代码
- 实现了一个基于 matlab 的信号发生器,并同时画出了信号的时域表示,自相关函数及功率谱,实现的信号发生器能够产生的信号为: (1) 白噪声 (2) 单位冲激信号 (3) 正弦信号 (4) 方波信号 (5) 三角波信号(A signal generator based on MATLAB is realized, and the time domain representation, autocorrelation function and power spectrum of the sign