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盲源分析,信号识别,在matlab语言中使用。-Blind Source analysis, signal identification, the use of language in matlab.
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使用FFT变换在频域对宽带扩频信号中的正弦干扰信号进行识别和抑制,其中扩频信号由1024点的伪随机序列表示-FFT transform the use of broadband in the frequency domain spread spectrum signal of sinusoidal interference signal identification and suppression, in which spread spectrum signal points from 1024
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以前常有的调制识别程序大多是基于MATLAB的,本程序是基于C语言的实用程序,可以识别AM、FM、DSB、LSB、USB、CW、Noise等模拟调制信号的调制类型,是在实际工程中正在应用的实用程序!-Previous common modulation identification procedures are mostly based on MATLAB, and this program is based on the C language utility can identify the
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M序列信号算法仿真在系统辨识中有着很大的应用前景。多谐差相方法辨识精度很高有着很苛刻的要求,要求已知辨识参数个数已知并且需要整周截断。而M序列信号的测试方法没有这个方面的要求。其辨识未知模型时,可以用最小二乘算法观察辨识系统的精度来确定模型的阶次。本算法里面不但给出了用于M序列生成的本原多项式计算方法,同时编写了M序列信号的生成算法,并编写了相关辨识方法的算法。-M sequence signal simulation algorithm for identification in the sy
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单一频率的正弦相关法动态测试系统的测试方法简单,不需要对系统进行辨识。只需要观察被测系统输出信号的相差和幅值变化。通过扫频的方法测量在不同的频率点下的幅值和相位变化。在工程应用中,只需要知道被测系统的相位变化在正常的范围内就可以视系统的动态性能正常。该仿真算法只是建立了一个模型。在实际运用时还需要变换测试信号的频率和周期。-A single frequency sinusoidal correlation method of testing dynamic testing system is s
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hilbert-huang 变换中EMD(经验模态分解)方法对非线性信号的分析,固定模态分量及瞬时频率计算-hilbert-huang transform EMD (Empirical Mode Decomposition) method of nonlinear signal analysis, the fixed component and the instantaneous modal frequency counter
Operator
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本软件主要用于结构的时域试验模态分析,包括单输入单输出,单输入多输出和多输入多输出程序设计。传统的模态分析软件大多是基于频域分析方法,需首先对采样信号进行Fourier 变换。本软件使用实测时域信号,无需Fourier变换,可以避免由于信号截断而引起泄露、出现旁瓣、分辨率低等问题对辨识精度的不利影响。此外,节省了计算机运算时间,可以对实际工况状态下的结构进行在线参数识别。-This software is mainly used for the structure of time-domain
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频域的模态参数识别方法之一,可以对振动信号进行分析处理,得出结构的固有频率,阻尼比,振型系数,方法很好,程序完整-Frequency-domain modal parameter identification methods that can analyze the vibration signal processing, draw the structure of natural frequencies, damping ratio, mode shape coefficient, metho
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频域的模态参数识别方法之一,可以对振动信号进行分析处理,得出结构的固有频率,阻尼比,振型系数,方法很好,程序完整,-Frequency-domain modal parameter identification methods that can analyze the vibration signal processing, draw the structure of natural frequencies, damping ratio, mode shape coefficient, very
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频域的模态参数识别方法之一,可以对振动信号进行分析处理,得出结构的固有频率,阻尼比,振型系数,方法很好,程序完整,-Frequency-domain modal parameter identification methods that can analyze the vibration signal processing, draw the structure of natural frequencies, damping ratio, mode shape coefficient, very
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时域模态参数识别方法,有效的识别时域信号 并提取模态参数。效果较好-Time-domain modal parameter identification methods, and effective identification of time-domain signal and extraction of modal parameters. Better-
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1D signal:Identification of PieceWise Linear by multiple regression
MORLIER Joseph
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运用相关分析法来进行系统辨识,采用的是M序列输入信号。-Carried out using correlation analysis, system identification, using the M sequence input signal.
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递推偏最小二乘法的源程序,确定转换参数,解释原始信号和噪声-Using a sequence of data to trace-back parameter of a transfer function. explain step-by-step easily to this time the original signal+noise MATLAB 7.1.0 (R14SP3) identification, parameter, recursive, rls
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接收信号为加噪声的QPSK信号,通过球的维纳解,实现系统辨识,达到滤波的目的。-Received signal is the QPSK signal plus noise, the Wiener solution through the ball, to achieve system identification, to achieve the purpose of filtering.
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A.K.Nandi和E.E.Azzouz的期刊文献,是关于调制识别的经典文章,该文献是关于数字调制识别的,包括MASK,MPSK,MFSK调制方式的数字信号识别。-AKNandi and EEAzzouz of journal articles, is a classic article on the modulation recognition, the literature is about the digital modulation recognition, including MASK
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ecg signal reader and identification-ecg signal reader and identification
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利用现代谱估计中的AR 模型求取仿真噪声信号和真实噪声信号的模型参数,然后利用这些参数求得信号的功率谱图,通过功率谱图定性地描述主噪声源和次噪声源。在利用信号功率谱图定性描述噪声源后,进一步地利用曲线相似度和曲线关联度定量的识别主噪声源和次噪声源-Use of modern spectral estimation of AR model to strike a realistic simulation of the noise signal and noise model parameters,
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一个用于系统辨识的特殊输入信号,它由两部分组成,一部分是伪随机二位序列,一部分是随机序列。-A special input signals for system identification, which consists of two parts, part of the pseudo-random sequence of two, as part of a random sequence.
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基于时域的通信信号调制方式识别(可运行)-Communication signal modulation recognition based on the time domain
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