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时间序列分析VC源码
- 时间序列分析，分析序列是否是 白色噪声，分析相关性，可以进一步判断序列的相关和自相关-time series analysis, whether the sequence is white noise, correlation analysis, further sequence of judgment and autocorrelation
Noise_suppression
- This model uses the NLMS adaptive filtering algorithm to suppress additive noise. It does not require a reference noise signal. However, the noise should be such that the auto-correlation of the noise be close to zero for some lag greater than a cert
sample8.rar
- 带有白噪声的周期信号和噪声信号的自相关，数字信号处理的经典算法。,White noise with a periodic signal and noise auto-correlation signal, digital signal processing algorithm for the classic.
ffs
- 在matlab环境下仿真随机信号，括号内为内容（正弦信号、白噪声信号、正弦信号附加白噪声三种信号形式） 的代码，计算该随机信号的相关函数和功率谱-In the matlab simulation environment, random signals, the contents of brackets (sinusoidal signal, white noise signal, sine wave signal form of three additional white noise
suiji
- 随机信号分析实验之白噪声测试，白噪声信号的特性，包括均值、方差、相关函数、概率密度、频谱及功率谱密度等。- White noise of test random signal analysis experiment, white noise signal characteristic, including average value , variance, correlation function, probability density, frequency spectrum and powe
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
Identifying_pulse_response
- 系统辨识课上做的利用相关分析法辨识脉冲响应的实验。包括用M序列生成白噪声，计算互相关函数得到脉冲响应估计值等等，比较基础-Experiment about Identifying the pulse response with a method of correlative analysis in my class on system identification. It contains using M-sequence to generate white noise, bu calculat
convxcorr
- 求两个序列的互相关函数，或一个序列的自相关函数；并显示了不同功率噪声下的效果。-Sequences for the two cross-correlation function, or a sequence of auto-correlation function and display a different power under the effect of noise.
powerspectrum
- 运用自相关法，周期图法和burg法分析加噪信号功率谱并比较-The use of auto-correlation method, periodogram analysis burg and noise signal power spectrum and compare
Correlator
- a program is generating a signal (harmonic or chirp signal (linear-frequency modulation)) for performing correlation function, which was noised by gaussian or with a noise has a uniform distribution with appropriate parameters (expectation value and
exp2_cor
- 计算正弦信号加噪声的相关函数。系数b 决定余弦相关函数在噪声指数型相关函数中的“比重”。T为正弦信号周期。正弦信号加相关噪声的相关函数图像为一个指数函数和一个余弦函数叠加的波形。-Calculated sinusoidal signal plus noise correlation function. Coefficient b determine the cosine correlation function in the noise correlation function of expon
anyCorrNoise
- 产生任意相关系数的多路高斯分布的噪声，用于模拟信号处理的噪声环境。-Generate multiple channals of noise with arbitrary cross-correlation coefficient
gaussian_filter
- 详细说明：1． 利用自相关函数法和周期图法实现随机信号的功率谱估计。 2． 观察数据长度、自相关序列长度、信噪比、窗函数、平均次数等对谱估计的分辨率、稳定性、主瓣宽度和旁瓣效应的影响。 --1. The use of auto-correlation function method and cycle map Method random signal power spectrum estimation. 2. Observation data length, the length of auto
Levinson_Durbin_Algo
- 功能描述：用matlab语言实现Levinson-Durbin算法 函数名：Levinson_Durbin_Algo 输入参数： (1)R:自相关矩阵或者其估计值 (2)P:AR模型的阶数 输出参数： (1)A:p阶AR模型的参数,它是一个长度为P+1的行向量 (2)E:噪声功率 调用函数：无 被调用：L_D_sim.m 作者：mingcheng 编写时间：2009-11-13 修改时间：2009-11-1
weituoxinhaochuli
- 信号在噪声幅值为1000倍时的提取和数据处理，相关滤波器的设计-Signal in the noise amplitude is 1000 times as extraction and data processing, correlation filter design
esprit_Algorithm_self
- ESPRIT算法是一种用于信号到来角(DOA)估计的直接求解方法,本程序中含有3种不同的算法均为自编-ESPRIT algorithm is used to signal the arrival angle (DOA) estimation of the direct methods, its performance at low signal to noise ratio (SNR) and signal correlation will seriously undermine
Gauss-and-Correlation
- Code Matlab of Gauss Noise and correlation between signals.
noise
- 产生一个高斯白噪声及计算它的相关函数并显示，仿真实验的小程序-Produce a Gaussian white noise and the calculation of the correlation function
White-noise-autocorrelation
- 利用x(n)=Asin(pi*n/16)+z(n),z(n)为mean=0，var=0.1高斯白噪声，x(n)的SNR为10dB,s(n)=Asin(pi*n/16-5*pi),得出了x(n)和s(n)互相关函数r(n)，以及二者的卷积和.-The utilization for the mean of x (n) = Asin (pi* n/16)+ z (n), z (n) = 0, var = 0.1 Gaussian white noise, x (n) is the SNR as 10
Phase-correlation-registration
- 主要用于图像配准,由于相位信号，避免了图像中低频噪音的影响，在光照条件变化的应用环境表现突出，被广泛用于遥感，医学图像等领域。- Mainly used for image registration, due to the phase signal to avoid the influence of low-frequency noise in the image, and in the application of environmental lighting conditions cha