搜索资源列表
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 limit
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 si
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
MATLAB-Simulation
- 功率谱估计及其MATLAB仿真.经典功率谱估计是将数据工作区外的未知数据假设为零,相当于数据加窗。经典功率谱估计方法分为:相关函数法(BT法)、周期图法以及两种改进的周期图估计法即平均周期图法和平滑平均周期图法,其中周期图法应用较多,具有代表性。-The power spectrum estimation and simulation of MATLAB. Classic power spectrum estimation is unk
power_spectrum_estimation
- 实现经典谱估计的matlab程序(包括BT法,周期图法,分段周期图法等等)-Achieve classical spectrum estimation matlab program (including BT France, periodogram, segmented periodogram method, etc.)
gonglvpu
- 利用周期图法、Welch平均估计等方法估计信号的功率谱-Using the periodogram, Welch estimation method to estimate the average signal power spectrum
festimate1q1023
- 平方倍频法,估计直接序列扩频qpsk信号载频,功率谱估计法采用平均周期图法-Square multiplier method, the estimated direct sequence spread spectrum qpsk signal carrier frequency, power spectrum estimation method using the average periodogram
AR-spectrum-estimation-of-power
- AR法计算功率谱估计,内含周期图法以及capon方法估计。-Calculation method of AR spectrum estimation of power
Four-methods-for-power-spectrum
- 本程序包含四种常用的功率谱计算方法。包括周期图法等。-This program includes four kinds of commonly used calculation method of the power spectrum.Including the periodogram method, etc.
periodgram
- 现代数字信号处理-谱估计-周期图法-matlab程序源代码-Modern digital signal processing- spectral estimation- periodogram-matlab source code
20130928
- 周期图法各种改进,
frequency-estimatin-method
- 频率估计的几种算法,包括music算法,rife算法,周期图法,pisarenko,levenson法-Frequency estimation of several algorithms, including music algorithm, rife algorithm, periodogram, pisarenko, levenson France
source
- 输入信号为方波信号+高斯白噪声,方波信号基 频为1kHz,幅值为1,高斯白噪声方差为0.2, 均值为0,采样频率为20kHz。试用周期图法和 ARMA谱估计法(SVD-TLS)估计此信号的功率 谱,并分析比较其结果-The input signal is a square wave signal+ Gaussian white noise, square wave signal fundamental frequency 1kHz, a
PSD
- 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.
ltc5
- 估计功率谱的经典方法,即周期图和修正周期图法-Estimate the power spectrum of the classic method, ie, the period map and corrected periodogram