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松斋 经典功率谱估计
- 接法又称周期图法,它是把随机序列x(n)的N个观测数据视为一能量有限的序列,直接计算x(n)的离散傅立叶变换,得X(k),然后再取其幅值的平方,并除以N,作为序列x(n)真实功率谱的估计。 -Connection also known as cycle map, it is random sequence x (n) N observational data as a sequence of limited energy, direct calculation x (n) the discr
matlabdsp
- 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 autoco
period
- 序列x(n)的功率谱估计用matlab来实现-sequence x (n) of the power spectrum is estimated to achieve using Matlab
psd_Bartlett
- 序列x(n)的Bartlett法功率谱估计 用matlab实现-sequence x (n) Bartlett power spectrum estimation method used to achieve Matlab
pwelch
- 序列x(n)的Welch法功率谱估计 用matlab来实现
Matlab-FinishedOne
- 针对夹杂有白噪声的正弦信号的功率谱估计仿真-Mixed with white noise for sinusoidal signal simulation of the power spectrum estimation
work
- matlab,功率谱估计,包括PSD,DFT,最大熵等方法-matlab, power spectrum estimation, including PSD, DFT, such as maximum entropy method
spectralanalysis
- 谱估计(建立二阶AR模型)、利用FFT求解功率谱估计、利用AR模型的Yule-Walker方程求解模型参数等-Spectral estimation (the establishment of second-order AR model), using FFT to solve the power spectrum estimation using AR model of Yule-Walker equation model parameters such as
LMS
- 用总体最小二乘算法进行ARMA功率谱估计,本文提供一个估计谱的实例。-Total least squares algorithms using ARMA power spectrum is estimated that this article provide an example of the estimated spectrum.
PSD_zqt
- 周期图法进行功率谱估计的函数,配套张旭东的课本习题-Periodogram power spectrum estimate of function, supporting the Textbook Exercise Zhang
Bartlett
- 在功率谱估计中采用Bartlett法对信号进行功率谱估计。-In the power spectrum estimation method used in Bartlett signal power spectrum estimation.
zqt
- MATLAB经典周期图法功率谱估计对信号进行功率谱估计。-MATLAB classical periodogram power spectrum estimate of the signal power spectrum estimation.
pisarenko
- 功率谱估计中 pisarenko 方法的多种实现-Power spectrum estimation in a variety of methods to achieve pisarenko
spectrumEstimation
- 经典功率谱估计的matlab代码,包括周期图法,BT法和Welch法,便于对经典功率谱估计性能的理解。-Classical power spectrum estimation matlab code, including Periodogram, BT France, and Welch law, to facilitate the performance of classical power spectrum estimation understanding.
h3
- 程序分为两部分,分别用周期图法、AR模型法实现了太阳黑子数据功率谱估计-Experiment is divided into two parts, with the periodogram method, AR model method to achieve a sunspot data power spectrum estimation
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;)
三种现代功率谱估计方法性能研究
- 三种现代功率谱估计方法性能研究,该文章能很好帮你理解功率谱估计的基本原理和实现步骤(Performance study of three modern power spectral estimation methods)
teechart
- 在visual studio 2012的环境下,采用快速傅里叶变换(FFT)对随机信号进行经典功率谱估计,并用MFC编程实现。其中要下载并安装teechart控件实现波形绘制(In the visual studio 2012 environment, the fast Fourier transform (FFT) is used to estimate the classical power spectrum of random signals, and is programmed with
功率谱分析
- 通过MATLAB的平台,用直接法、间接法估计随机信号的功率谱,并绘图比较波形。(The power spectrum of random signal is estimated by direct method and indirect method through MATLAB platform, and the waveform is plotted and compared.)
二次谱法
- 对DSSS/BPSK信号进行二次功率谱估计,可以估计出载频信息(The two power spectrum estimation of DSSS/BPSK signal can estimate carrier frequency information.)