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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
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用matlab产生自相关系数固定的序列,然后再观察其功率谱密度.-using Matlab correlation coefficient derived from the fixed sequence, and then observed its power spectral density.
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This function provides an ARMA spectral estimate which is maximum entropy satisfying correlation constraint (number of poles)and cepstrum constrains (number of ceros)
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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
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％ 仿真主要完成OFDM系统建模,实现OFDM系统传输流程,
％ 并对OFDM信号的时域波形及功率普密度进行分析.进行循环谱相关切片的分析。- Simulation of the main complete OFDM system modeling, the realization of OFDM transmission system process, of the OFDM signal in time domain waveforms and power density analysi
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谱估计,包括自相关,协方差,修正协方差,burg法,另外还有MUSIC和ESPRIT法-Spectral estimation, including the auto-correlation, covariance, Covariance amended, burg method, as well as MUSIC and ESPRIT method
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This File calculate spectral correlation function of cyclostationary signal based on frequency smoothing.
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This Program draw spectral correlation function of mixed two signal based on QPSK and QAM
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The M-file computes the spectral correlation function or cyclic spectral density using the FFT accummulation method.
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FAM Method. This Method compute spectral correlation density function. This method is based on modifications of time smoothed cyclic cross periodogram.
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摘要：SSCA(strip spectral correlation algorithm)算法是一种循环谱时域平滑算法．为了解决该算法运算量
大，不能实时计算的矛盾，本文提’出利用改进的滑动FF．I’算法和一位相关算法代替SSCA算法中滑动
相关算法．给出了改进算法的数字实现方法和步骤，并用软件和硬件平台进行验证．仿真和试验结果表明：文
中提出的数字实现算法能对信号的循环谱进行实时分析，能节约大量运算时间和存贮空间．基本解决了循环
谱算法不能工程应用的问题．-Abstract:
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Cyclic Power Spectral Density \tab\tab\tab of signals X and Y using Welch s average
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仿真实现了谱相关系数和谱相关函数，谱相关函数使用了频域计算法。谱相关函数做的比较好，但谱相关系数的计算个人感觉仍需后来者继续改进-Simulation spectral correlation coefficient and spectral correlation function, the calculation of the frequency domain using the spectral correlation function. Spectral correlation func
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this matlab code treats the ofdm signal in WIFI standard and calculates its SCD(spectral correlation density) ,the generation of pilots , guard time cyclic prefix -this matlab code treats the ofdm signal in WIFI standard and calculates its SCD(spectr
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利用FFT求一个信号的谱相关函数，在论文Automatic Modulation Classification for Cognitive Radios Using Cyclic中有提到-Seeking a signal using FFT spectral correlation function, the paper Automatic Modulation Classification for Cognitive Radios Using Cyclic mentioned in
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用于计算谱相关函数的频域平滑算法，可改参数，改输入信号类型-calculate spectral correlation function by using frequency smoothing Algorithm, you can change the parameters, and the type of input signal
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几种时延估计算法，包括广义相关法，二次相关法，循环谱相干法等-Time delay estimation of cyclic cross-correlation method, based on steady signal cycle characteristics of several time delay estimation algorithms, including the generalized correlation method, quadratic correlation met
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Cyclic Spectral Correlation
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Pack Cyclic Spectral Correlation
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用于求循环普相关函数，可用于轴承，齿轮等旋转机械故障诊断(Cyclic spectral correlation)
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