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power-spectral-analys
- 随机信号功率谱分析 (1) 生成信号,被淹没在在噪声中; (2) 试用周期图法估计信号的功率谱; (3) 选用不同窗,使用修正周期图法估计信号的功率谱; (4) 对一段语音信号,使用LD算法估计其功率谱; (5) 详细列出功率谱估计的步骤和原理。 -power spectral analys
shiyan6
- 周期图法估计平稳随机信号功率谱的MATLAB实现 周期图法估计平稳随机信号功率谱的MATLAB实现-Periodogram method to estimate the power spectrum of the stationary random signal MATLAB implementation
zhouqitu
- 周期图法实现白噪声背景下的正弦函数功率谱估计,其中的傅里叶变换和谱估计的步骤都是直接写出,没有调用函数-Periodogram method the sine function in the white noise power spectrum estimation, one of the Fourier transform and spectral estimation steps are to write, not call the function
fft
- 用周期图法实现功率谱的估计 程序是用fft实现 里面有关于周期图法的说明-Periodogram power spectrum estimation procedures using the fft there are instructions on the periodogram
heizizhouqi
- 采用经典谱估计的周期图法和基于AR模型的Burg算法两种方法进行谱估计,计算太阳黑子的活动周期。-Classical spectral estimation, periodogram and Burg algorithm are two methods based on AR model spectrum estimation, calculation of the sunspot activity cycle.
matlab
- 这个程序是matlab实现的对周期图法进行的功率谱估计,经过验证绝对正确-This program is the power spectrum estimation matlab achieve periodogram proven absolutely correct
AR-model-power-spectrum-estimation
- 功率谱估计性能分析及其MATLAB实现,间接法、直接法、改进的周期图法Welch法、Bartlett法 -Power spectrum estimation performance analysis on MATLAB, the indirect method, direct method, improved periodogram the Welch Law, Bartlett method
Periodogramf
- 本文主要介绍了功率谱估计中古典谱估计中的周期图法和现代谱估计中的 AR模型Burg算法,对这两种算法进行了原理说明,并对其进行了仿真,通过结果分析比较其优缺点。 -In this paper, power spectral estimate the Burg AR model algorithm in the the periodogram in classical spectral estimation method and the modern spectral estimation
classicalspectrum
- 使用matlab实现经典功率谱估计,包括周期图法,Bartlett法,Welch法。机器比较(使用MATLAB函数)-Classical Power Spectrum Estimation using matlab functions, including periodogram method,Bartlett method Welch mehod.
power_estimate
- 本程序按照胡广书《现代数字信号处理》书中的谱估计的内容仿真了各种经典谱估计方法以及现代谱估计方法(周期图法、BT法、welch法、自相关法、修正的协方差法、burg法),因为是课程作业,因此逻辑上写得十分简洁,适合初学者参考。-The program in accordance with the Hu-book of modern digital signal processing book spectral estimation simulation the various classical
power_estimation_classic2
- 使用直接法(周期图法)进行功率谱估计,效果比较好-Using the direct method (periodogram) power spectrum estimation, the results were quite good
Periodogram_1
- 谱估计的典型算法周期图法的程序,给出了具体的程序代码-periodogram method
gonglvpuguji
- 实现经典功率谱估计,带详细的解释包含不同函数下BT法,周期图法,Bartlett法和Welch法,只含一个主文件,清晰易懂-Classic power spectral estimation, containing only a master file contains different functions under the BT method, periodogram, Bartlett law and Welch method, with detailed explanations, c
pse_5ways
- 功率谱估计:周期图法,LS,SVD_LS,Buger,Levinson递推算法-Power spectrum estimation: periodogram ,LS SVD_LS Buger, Levinson recursive algorithm
matlab
- 直接法又称周期图法,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。 -The direct method is also called cycle diagram method, it is the random sequence x (n) n observation data as a energy limited sequence, direct calculatio
PSD-plot
- Welch功率谱密度是用改进的平均周期图法来求取随机信号的功率谱密度估计值。Welch法采用信号重叠分段、加窗函数和FFT算法等计算一个信号序列的自功率谱估计(PSD如上例中的下半部分的求法)和两个信号序列的互功率谱估计(CSD)。MATLAB信号处理工具箱函数提供了专门的函数PSD和CSD自动实现Welch法估计,而不需要自己编程。-method of power spectral density plot
test3172
- 数字信号处理:基于BT法和周期图法估计信号功率谱-Digital signal processing: signal power spectrum is estimated based on the the BT Act and the periodogram
guji
- 相关法和周期图法对信号进行功率谱估计,并画图在matlab上-Correlation and periodogram of the signal power spectrum estimation, and drawing on the matlab
PeriodogramBT
- 周期图法,bt进行功率谱估计,matlab仿真程序-Periodogram, bt power spectrum estimation, matlab simulation program
zhouqitufa
- 周期图法功率谱估计情况,可从中了解各种经典谱估计的方法-failed to translate