Description: 这是在AR模型的功率谱估计,对比经典谱估计有明显的优点,是一种新的估计。-This is the AR model of the power spectrum estimation, contrast classical spectrum estimation has obvious advantages, is a new estimate. Platform: |
Size: 3674 |
Author:wangping |
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Description: 这是在AR模型的功率谱估计,对比经典谱估计有明显的优点,是一种新的估计。-This is the AR model of the power spectrum estimation, contrast classical spectrum estimation has obvious advantages, is a new estimate. Platform: |
Size: 3072 |
Author:wangping |
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Description: Accurate estimates of the autocorrelation or power spectrum can be obtained with a parametric model (AR, MA or ARMA). With automatic inference, not only the model parameters but also the model structure are determined from the data. It is assumed that the ARMASA toolbox is presen Platform: |
Size: 93184 |
Author:叩瑞龙 |
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Description: 有用BURG法实现AR模型功率谱估计的详细试验结果,对学数字信号处理的人很有帮助,能让你很好的理解BURG算法,和AR 模型。-BURG useful method power spectrum estimated AR model detailed test results, digital signal processing for school people very helpful, allowing you a good understanding of BURG algorithm, and the AR model. Platform: |
Size: 99328 |
Author:张丽 |
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Description: 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 Platform: |
Size: 2048 |
Author:chen |
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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 Platform: |
Size: 7168 |
Author:张满超 |
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Description: 这是关于功率谱的Matlab仿真程序,其中有AR、MA、ARMA三种模型的源代码,相关函数的源代码、功率谱的源代码等等。-This is on the power spectrum of the Matlab simulation program Platform: |
Size: 10240 |
Author:李明明 |
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Description: matlab实现的AR功率谱估计,ARMA功率谱估计。-matlab realized AR power spectrum estimation, ARMA power spectrum estimation. Platform: |
Size: 1024 |
Author:liang jianbing |
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Description: dsp算法40例,包括fft、滤波器、谱运算等
1. 将模拟滤波器转变为数字滤波器。
2. 由得到幅频响应 。
3. 用Burg算法求AR模型的参数。
4. 由AR模型参数得到功率谱。
5. 用Levinson算法求解Yule-Walker方程以得到 阶AR模型的参数 。
6. 实现双线性Z变换。
7. 设计巴特沃斯模拟低通滤波器,求出转移函数 。
8. 设计切比雪夫I型模拟低通滤波器,求出转移函数 。
9. 直接由定义求 点复序列 的DFT 。
10.利用经典的Cooley-Tukey基2算法求复序列 的DFT 。
-dsp algorithms 40 cases, including the fft, filter, spectrum operations, etc.
1. Analog filters into digital filters.
2. Amplitude-frequency response by obtained.
3. Burg algorithm for AR model with the parameters of demand.
4. AR model parameters obtained from the power spectrum.
5. Levinson algorithm using Yule-Walker equations to get the first-order AR model
parameters.
6. The bilinear Z transform to achieve.
7. Design of Butterworth analog low-pass filter, find the transfer function.
8. Design of Chebyshev-I analog low-pass filter, find the transfer function.
9. Directly from the definition of point complex sequence of DFT.
10. The use of the classic Cooley-Tukey radix-2 algorithm is seeking re-sequence of DFT.
....... Platform: |
Size: 59392 |
Author:jack |
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Description: 自相关算法的AR功率谱估计,分析了AR 模型参数自相关算法并用MATLAB 工具实现了该算法的功率谱估计-Auto-correlation algorithm AR power spectrum estimation, analysis of the AR model parameters since the correlation algorithm and implemented using MATLAB tools for power spectrum estimation of the algorithm Platform: |
Size: 732160 |
Author:ppp0001 |
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Description: AR模型功率谱估计的典型算法比较及MATLAB实现-AR model of a typical power spectrum estimation algorithm for comparison and MATLAB implementation Platform: |
Size: 591872 |
Author:ppp0001 |
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Description: 关于AR模型的功率谱参数的计算及,并用所得参数计算功率谱,用TeeChart绘图-Power spectrum on the AR model parameters and calculation, and calculation of the power spectrum with the parameters obtained with TeeChart graphics Platform: |
Size: 1396736 |
Author:周意 |
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Description: 功率谱估计的各种方法的matlab代码
包括AR模型,ESPRIT,周期图谱,MUSIC,PISARENKO等方法-Power spectrum estimation method matlab code, including the method of AR model, ESPRIT, the cycle map, the MUSIC, PISARENKO etc. Platform: |
Size: 3072 |
Author:wangqi |
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Description: AR过程的线性建模与功率谱估计 自相关值和Yule-Walker法(自相关法) 协方差法; Burg方法; 修正协方差法。-The linear AR process modeling and power spectrum estimation of autocorrelation and Yule-Walker method (autocorrelation) covariance method Burg method modified covariance method. Platform: |
Size: 312320 |
Author:辰南 |
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Description: AR模型功率谱估计
直接法功率谱估计
特征向量法功率谱估计
研究生期间作业-AR model power spectrum estimation The direct method of power spectrum estimation Eigenvector method of power spectrum estimation Platform: |
Size: 7168 |
Author:称心 |
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Description: 用现代谱估计法中的AR模型对信号进行功率谱估计(The power spectrum of the signal is estimated by the AR model of the modern spectral estimation method) Platform: |
Size: 9216 |
Author:南宫先生
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Description: 可以实现脉动风的模拟,用于将功率谱转化为目标谱,实现于时程分析。(The simulation of pulsating wind can be realized to transform the power spectrum into the target spectrum and realize the time history analysis.) Platform: |
Size: 2048 |
Author:小向小土木 |
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