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Description: 关于fft变换的程序,可用于各种时域图的频谱分析,值得试用-on fft transform the procedure can be used to map various time-domain analysis of the spectrum, worth trial
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Size: 772096 |
Author: 陈力 |
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Description: matlab仿真心电信号功率谱分析，采用两种普估计算法-matlab simulation of ECG power spectrum analysis, estimation algorithm uses two types of S
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Size: 130048 |
Author: 王瑞卿 |
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Description: 可利用该源码程序用Blackman-Tukey法（自相关法）对信号 作功率谱估计。-Can make use of the source program using Blackman-Tukey method (autocorrelation method) on the signal for the power spectrum estimation.
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Size: 1024 |
Author: wangzugao |
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Description: 上传一个自己编的计算系统功率谱的程序，个人觉得不错，程序直接就可以运行，如果要计算其他的只需要修改核心部分。-From an own system of calculating power spectrum of procedures, personal feel that is true, the program can run directly on, if only to calculate the other core of the need to modify.
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Size: 1024 |
Author: |
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Description: Wetch功率谱计算,采用c语言编制!-Wetch power spectrum calculated using c language!
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Size: 1024 |
Author: 王一飞 |
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Description: 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
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Size: 3072 |
Author: air |
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Description: 求功率谱估计常用的几种方法，包括周期图法，Welch 法，和AR模型法。-For power spectrum estimation commonly used in several ways, including periodogram, Welch law, and the AR model.
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Size: 1024 |
Author: 田晓红 |
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Description: ex6_1 ～ ex6_3二项分布的随机数据的产生
ex6_4 ～ ex6_6通用函数计算概率密度函数值
ex6_7 ～ ex6_20常见分布的密度函数
ex6_21 ～ ex6_33随机变量的数字特征
ex6_34 采用periodogram函数来计算功率谱
ex6_35 利用FFT直接法计算上面噪声信号的功率谱
ex6_36 利用间接法重新计算上例中噪声信号的功率谱
ex6_37 采用tfe函数来进行系统的辨识，并与理想结果进行比较
ex6_38 在置信度为0.95的区间上估计有色噪声x的PSD
ex6_39 在置信度为0.95的区间上估计两个有色噪声x，y之间的CSD
ex6_40 用程序代码来实现Welch方法的功率谱估计
ex6_41 用Welch方法进行PSD估计，并比较当采用不同窗函数时的结果
ex6_42 用Yule-Walker AR法进行PSD估计
ex6_43 用Burg算法计算AR模型的参数
ex6_44 用Burg法PSD估计
ex6_45 比较协方差方法与改进的协方差方法在功率谱估计中的效果
ex6_46 用Multitaper法进行PSD估计
ex6_47 用MUSIC法进行PSD估计
ex6_48 用特征向量法进行PSD估计-ex6_1 ~ ex6_3 binomial distribution of the generated random data
ex6_4 ~ ex6_6 generic function value of the probability density function
ex6_7 ~ ex6_20 common distribution density function
ex6_21 ~ ex6_33 figure characteristics of random variables
periodogram function ex6_34 used to calculate the power spectrum
ex6_35 direct method using FFT signal above the noise of the power spectrum
ex6_36 recalculated using the indirect method on the example of the power spectrum of noise signal
tfe function ex6_37 used for system identification, and results were compared with the ideal
ex6_38 at 0.95 confidence interval for the estimated colored noise x on the PSD
ex6_39 at 0.95 confidence interval of the two colored noise on the estimated x, y between the CSD
ex6_40 code used to achieve the Welch method of power spectrum estimation
Welch method ex6_41 with PSD estimates, and compare different window function when the results when
ex6_42 using Yule-Walker AR method is esti
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Size: 7168 |
Author: 张满超 |
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Description: 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.
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Size: 1024 |
Author: 帽子 |
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Description: 使用平均周期图法，窗函数法，以及两种方法的混合来进行谱估计。文档中从理论到建模，并对这几种方法进行了比较。希望对学习数2有帮助。-Use the average periodogram method, window function method, as well as two methods to carry out a mixed spectrum estimation. Documents from theory to modeling, and these methods were compared. Want to learn the ADSP helpful.
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Size: 296960 |
Author: tedquan |
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Description: matlab中用PSD法绘制信号功率谱,可得到信号的频谱幅度。-PSD method using matlab draw the signal power spectrum, the spectrum available to the signal amplitude.
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Size: 1024 |
Author: bashezhe |
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Description: function [f,Py,w,fp,Pmax]=spectrum(ug,dt)
spectrum Compute the one-sided psd from the power spectrum
refer to the help of fft and periodgram.m.
codied by Dr. Ping TAN
June, 2005- function [f, Py, w, fp, Pmax] = spectrum (ug, dt) spectrum Compute the one-sided psd from the power spectrum refer to the help of fft and periodgram.m. codied by Dr. Ping TAN June, 2005
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Size: 1024 |
Author: manman |
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Description: 求洛伦兹信号的功率谱matlab程序，可以用来求其他信号的功率谱。-Power Spectrum Estimate
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Size: 1024 |
Author: zhulinlin |
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Description: 本程序利用平均周期图法（bartlett法）对信号进行功率谱估计，指定输入响应信号，根据实际情况调整参数，输出功率谱图-The program uses the average periodogram method (bartlett method) on the signal power spectrum estimation, specify the input response signal, adjust the parameters according to actual situation, the output power spectrum
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Size: 1024 |
Author: big163 |
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Description: 代码实现了各种方法的功率谱估计，包括MUSIC,AR,MUDV-Code of the various methods of power spectrum estimation, including MUSIC, AR, MUDV
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Size: 1024 |
Author: ck |
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Description: 多于22导位的EEG信号提取及功率谱分析，归一化处理-EEG selection and power spectrum analysis
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Size: 1024 |
Author: sunhongyue |
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Description: 利用MATLAB语言，求出结构的功率谱密度，后面附朱伯芳25杆桁架优化程序(Using the MATLAB language, the power spectrum density of the structure is obtained, and the Zhu Bofang 25 bar truss optimization program is attached later)
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Size: 3072 |
Author: sunning
|
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Description: 功率谱函数的MATLAB代码，内含加窗函数代码，并附带解释标注。(Power spectrum function)
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Size: 1024 |
Author: 参考一下 |
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Description: 脑电信号功率谱，用于计算各个通道的功率谱，功率谱密度(The power spectrum of eeg signal is used to calculate the power spectrum and power spectrum density of each channel)
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Size: 6144 |
Author: zzucym |
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Description: 对已测信号进行傅里叶变换，进行滤波器降噪，进行功率谱分析(Perform Fourier transform on the measured signal, perform filter noise reduction, and perform power spectrum analysis)
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Size: 2048 |
Author: 西门吹猪 |
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