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periodogram
- 本程序是功率谱密度的仿真比较,关于三个信号源的具体情况参见《现代数字信号处理导论》上册，P202，习题5。 实验方法：周期图法、自相关法和协方差法。 -this procedure is the power spectral density of the simulation, 3 signal source on the specific circumstances, see the "modern digital signal processing" Introd
2D_Spectrum
- Author: Xianju Wang Summary: 2 Dimensional Spectral Estimation MATLAB Release: R12 Descr iption: Estimating the power spectrum associated with a random process is desirable in many applications. This package includes four impor
periodogram
- 平均周期图法 重叠和不重叠分段 功率谱估计
periodogramestimate
- Generate 100 samples of a zero-mean white noise sequence with variance , by using a uniform random number generator. a Compute the autocorrelation of for . b Compute the periodogram estimate and plot it. c Generate 10 different realizations
周期图法谱估计需要对信号序列“截断”或加窗处理
- 周期图法谱估计需要对信号序列“截断”或加窗处理，其结果是使估计功率谱密度为信号序列真实谱和窗谱的卷积，导致误差的产生。本程序分别设计了周期图法,最大熵功率谱估计和Welch法以及它们的对比,最大熵功率谱估计目的是最大限度地保留截断后丢失的“窗口”以外信号的信息，使估计谱的熵最大。-Periodogram spectrum estimation signal sequence needs to " cut off" or add the window handle, the
PowerSpectrumEstimate.rar
- 该文件解压后为WORD文档格式，是我自己写的基于周期图法等算法的功率谱估计文档，内有详细的matlab源代码,After unzip the file for WORD file format, I wrote it myself periodogram-based algorithms such as power spectrum estimation document, with detailed source code matlab
glp
- 计算太阳黑子的活动周期，分别利用周期图法，Lenvinson-Durbin法和Burg法求得其功率谱，并画出曲线，观察得到活动周期-Calculation of sunspot activity cycle, namely the use of periodogram, Lenvinson-Durbin and Burg obtained the power spectrum, and draw curve, observation cycle
getailijingxing
- 利用平稳随机信号各态历经性，用周期图法对随机信号进行功率谱估计-The use of smooth ergodic random signal, and use periodogram of random signals, power spectrum estimation
T-est
- 分别使用周期图法以及改进的周期法实现谱估计-Using periodogram and improved method to achieve spectrum estimation cycle
sample5
- 不重叠加窗和重叠加窗周期图法得到的功率谱曲线-Non-overlapping windowed and overlapping windowed periodogram power spectral curve obtained
rsd1
- 单频加白噪声的随机信号分析模型，包括经典的周期图法和AR模型-Add single-frequency white noise random signal analysis model, including the classic periodogram and AR model
cyclic_cross_periodogram
- matlab编写基于循环平稳谱估计的认知无线电频谱感程序。-matlab to prepare a smooth spectrum estimation based on the cycle of the radio spectrum of the cognitive sense of the procedure.
powerspectrum
- 运用自相关法，周期图法和burg法分析加噪信号功率谱并比较-The use of auto-correlation method, periodogram analysis burg and noise signal power spectrum and compare
LMSandsunspotcycle
- 正弦干扰陷波:LMS自适应滤波器算法 太阳黑子出现周期的研究:周期图法,Levison-Durbin法、Burg法求功率谱 及matlab入门学习课件-Sinusoidal interference Notch: LMS adaptive filter algorithm sunspot cycle appears Study: periodogram, Levison-Durbin method, Burg method for power spectrum and matla
prog14
- Histogram, periodogram
spectral_estimation
- 平稳随机信号谱估计 使用两种谱估计方法将信号和噪声分离：周期图法谱估计和Levinson-Durbin递推法谱估计。其中每种方法又细分为自编程序和使用matlab自带函数两种。- Random signal model is estimated using two methods of spectrum signal and noise separation: periodogram spectral estimation method and Levinson-Durbin r
periodograma_modific
- Example of modified periodogram with a sinusoidal signal in white noise
Lecture713-15
- This estimator can be improved by • Smoothing the sample sequence before computing the transform • Segmenting the sample sequence and computing more estimators that can be averaged • Using overlapping sample sequences These t
zhouqitu
- 利用周期图法对信号进行功率谱估计，源代码，有详细的注解，供参考-Periodogram method using the signal power spectrum estimation, source code, there are detailed notes for reference
MUSIC
- 功率谱估计中周期图方法的五种实现，详尽而且好用-Periodogram power spectrum estimation method of the five achievement, detailed and easy to use