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p506
- 现代功率谱估计中的参数估计AR模型 比经典谱估计有更好的分辨率-modern power spectrum estimation of the AR model parameter estimation than the classical spectrum estimates have a better resolution
PowerSpectralDensity
- 此程序由matlab实现,用于对语音信号的功率谱密度进行估计.希望能有所帮助.-this procedure from Matlab realized, for the speech signal power spectral density estimation. hope to be helpful.
ARPUFENXIYUZISHIYINGZHENGQIANGQI
- 构造一组输入为白噪声加三个频率非常接近的正弦波，其信噪比为10dB，观测长度为256。试分别用普通AR谱估计和采用功率噪声抵消算法的AR谱估计估计这组信号的频率，并比较结果。-constructed a group of white noise input plus three very close to the frequency sine wave, the signal-to-noise ratio of 10dB. Observing length of 256. Were used t
A Nonlinear Adaptive Filter for Online Signal
- This paper presents various applications of a nonlinear adaptive notch filter which operates based on the concept of an enhanced phase-locked loop (PLL). Applications of the filter for online signal analysis for power systems protection, control a
基于MUSIC方法功率谱估计的matlab仿真
- 基于MUSIC方法功率谱估计的matlab仿真，包含实验详细报告，源码，运行结果，及其分析。,MUSIC-based method of power spectrum estimation matlab simulation, including a detailed report on the experiment, source, run results, and analysis.
周期图法谱估计需要对信号序列“截断”或加窗处理
- 周期图法谱估计需要对信号序列“截断”或加窗处理，其结果是使估计功率谱密度为信号序列真实谱和窗谱的卷积，导致误差的产生。本程序分别设计了周期图法,最大熵功率谱估计和Welch法以及它们的对比,最大熵功率谱估计目的是最大限度地保留截断后丢失的“窗口”以外信号的信息，使估计谱的熵最大。-Periodogram spectrum estimation signal sequence needs to " cut off" or add the window handle, the
PSD.rar
- 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.
PowerSpectrumEstimate.rar
- 该文件解压后为WORD文档格式，是我自己写的基于周期图法等算法的功率谱估计文档，内有详细的matlab源代码,After unzip the file for WORD file format, I wrote it myself periodogram-based algorithms such as power spectrum estimation document, with detailed source code matlab
p_morden.rar
- 用Matlab实现现代功率谱估计，主要有Levinson法，Burg法，协方差法及修正协方差法，四种方法的结果放到一起进行比较，有详细的注释,Using Matlab implementation of modern power spectrum estimation, the main has Levinson Law, Burg method covariance method covariance method, and the amendment, four ways to put to
hh.rar
- 讲述了现代功率谱估计的一般理论，对于初学现代信号处理有很大帮助。,About the power of modern general theory of spectral estimation for the beginner of modern signal processing are very helpful.
estimate-powers-spectrum
- 根据维纳-辛钦定理，广义平稳随机过程的功率谱是自相关函数值。但对于许多实际应用问题，可资利用的观测数据往往是有限的，所以要准确计算功率谱通常是不可能的。比较合理的目标是设法得出功率谱的一个好的估计值，这就是功率谱估计。本文通过分析经典功率谱估计和现代功率谱估计的多种方法，比较各种方法的优缺点。-According to Wiener- Xinqin theorem, wide-sense stationary random process is the power spectrum of the
welch_mtm.rar
- 使用MATLAB编程，示意随机信号功率谱估计算法中的welch算法和Thomson多窗估计法MTM在估计随机信号功率谱时，参数改变对频谱图的影响。,This program indicate random signal power spectrum estimation using Welch algorithm and Thomson MTM estimation algorithm.
MVDR.rar
- 三个复正弦信号的信噪比分别为SNR1 =30dB， SNR2 =30dB和SNR3 = 27dB。假设信号样本数为1000，FIR 滤波器的抽头个数为4。基于奇异值分解的MVDR 方法进行信号频率估计的仿真实验，获得功率谱密度函数的估计。,A power spectrum estimation algorithm named mvdr is introduced in this program
power_spectrum
- 直接法，间接法，AR普 功率谱估计,其他的自己看文档就能明白了-Direct method, indirect method, AR & P power spectrum estimation, the other will be able to understand a document that looks at
Periodogram-powe
- 平均周期图法和平滑平均周期图法估计功率谱 从经典功率谱估计周期图法原理入手，从理论上分析了其存在的局限性，借助Welch算法对其进行修正。依靠Matlab强大的数值分析和信号处理能力进行实验!! 用周期图法和welch法分别估计了一下信号的功率谱密度。采样频率200Hz，时间序列长度2048，FFT数据点数2048。其中welch法使用hanning窗，窗口长度600．-Average periodogram and periodogram smoothing method to est
FFT_and_HARR_spectrum
- 利用MATLAB分别用FFT和HARR小波进行了信号功率谱的估计，程序简单实用。-FFT, respectively, with the use of MATLAB and a signal HARR wavelet power spectrum estimation, the procedure is simple and practical.
auto_correlation
- 用Blackman-Tukey方法（自相关法）实现对任意输入的实序列函数x(n)作功率谱估计。-Using Blackman-Tukey method (autocorrelation method) to achieve the actual sequence of arbitrary input function x (n) for power spectrum estimation.
Matlab-FinishedOne
- 针对夹杂有白噪声的正弦信号的功率谱估计仿真-Mixed with white noise for sinusoidal signal simulation of the power spectrum estimation
mvdr-matlab
- 用matlab写的mvdr谱估计算法的程序实现，用于估算功率谱-Mvdr written with matlab program to achieve spectral estimation algorithm, used to estimate the power spectrum
simulator
- 开源的基于SystemC的模拟器，可以模拟ARM CPU, Cache, DDR，NOR, NAND, 时序和功耗均可以正确模拟。-This simulator is a cycle-accurate system-level energy and timing simulator. Developed by Embedded Low-Power Laboratory, Seoul National University. The simulator’s underlying kernel is