搜索资源列表
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
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, amplitude is a Gaussian white n
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
AT-sumlink
- 以下周期图谱估计及其改进方法的Matlab仿真程序。-The periodogram spectral estimation and simulation program Matlab improved method.
disanzhang
- 功率谱估计和信号频率估计方法 周期图法 BT法-Power spectrum estimation and the signal frequency estimation methods periodogram
FourMethodsOfPeriodogramEstimate
- 非参数的功率谱估计包括四个，周期图法，Blackman-Turkey,Welch-Bartell,改进的周期图法，输入信号为白噪声通过切比雪夫滤波后的信号-Non-parametric estimation of the power spectrum consists of four, periodogram, Blackman-Turkey, Welch-Bartell, improved cycle diagram method, the input signal is white nois
powerspec
- 求时间序列的功率谱，包括周期图法和自相关函数法-Find the power spectrum of the time series, including periodogram and autocorrelation function method
power_estimate
- 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）-The simulation of a variety of classical and modern spectral estimation methods spectral estimation methods (periodogram, BT France, welch, since the correlation method, the modified covarianc
6
- 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
mydraw_time_frequency_domain
- 方便的同时绘制信号的时域图和频谱图的帮助函数,自编的，支持灵活的参数格式，有示例文件供参考。-a convenient help function plot time domain and freq domain(use FFT) figure at the same time,huge reference from the periodogram() function.
frequency-method
- 这是有关正弦波频率估计的几种算法，包括过零点检测，rife算法，music算法，levensen法，周期图法等7种不同算法。-This is several algorithm for frequency estimation of sinusoid, including zero crossing detection, rife algorithm, music algorithm, levensen method, periodogram method 7 different algorit
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
zhouqitupufagaij
- 随机信号处理，功率谱估计中周期图法造成的频谱泄露及改进-Random signal processing, spectral leakage and improve power spectrum estimation caused periodogram
periodgra11
- 资料中包含的matlab代码是谱分析中周期图法的估计的详细代码，使用于学习周期图的同学使用-Data contained in spectral analysis matlab code periodogram estimation method detailed in the code used in the learning cycle diagram of the students to use
classical-spectural-estimation
- 经典的功率谱估计方法，包含自相关法，周期图法-The classic power spectrum estimation methods, including autocorrelation, periodogram
matlab_psd_periodogram
- 采用周期图法在matlab中进行功率谱密度计算-Periodogram method using power spectral density calculation in matlab
spectrum-estimation
- 功率谱估计是利用有限长的数据估计信号的功率谱，广泛应用于各个领域。功率谱估计主要分为经典谱估计与现代谱估计。常用的经典谱估计方法有周期图法，相关法，周期图的改进法，常用的现代谱估计方法有最大熵谱估计，AR模型，MA模型，ARMA模型。经典谱估计适用于长序列的信号，其主要缺陷是描述功率谱波动的数字特征方差性能差，频率分辨率低，现代谱估计适用于短序列的信号，旨在改善谱估计的分辨率，并将其应用于实际地震资料的谱分析。 -Power spectrum estimation is the use of
zhouqitu
- 周期图法是经典谱分析的一种重要方法，对于信号的分析有重要的作用。-Periodogram is an important method of classical spectral analysis, for the analysis of signals have an important role.