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4下载:
广义互相关算法和最小均方自适应滤波法主要用于两路接收信号的时间延迟估计,进而利用几何方法对目标定位,常用于通信,雷达当中-broad cross-correlation algorithm and the minimum mean square adaptive filter for the two main roads to receive signals in the time-delay estimation, then use geometric method of orientatio
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InSAR是一种极具潜力的新型空间大地测量方法,但它也有其固有的限制,特别是受到大气层延迟(对流层延迟、电离层延迟等)、卫星轨道误差、地表状况和时变去相关性等影响,很容易导致InSAR图像解释错误,而InSAR数据本身无法解决所存在的上述问题。而GPS可以精密定位,可以较为精确地确定电离层、对流层参数,是当前应用最广泛的一种空间大地测量手段。-InSAR is a potential new space geodetic methods, but it also has its inherent
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C-C算法应用关联积分能够同时估计出时间延迟和嵌入维数,是相空间重构的前提。
本程序通过C-C算法计算duffing方程产生的混沌时间序列的时间延迟和嵌入维数。-CC algorithm is used to simultaneously estimate the correlation integral time delay and embedding dimension, is a prerequisite for phase space reconstruction.
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对混沌时间序列相空间重构C—C方法的三点不足,提出了一种基于改进的C-c方法的
确定曩优时延与嵌入窗的新算法.在关联积分计算过程中引入了权衡计算精度与速度的可调参数,
合理选择试参数,能在不严重损失估计精度的前提下,大大加快计算速度。在理论分析的基础上,
用所提出的算法对三种混沌序列进行相空间重构,仿真结果表明该算法对最优时延的选择更准确,
对最优嵌入窗的选取更可靠。-Of chaotic time series phase space reconstruction method
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广义互相关函数,用于时延估计的运算,很好用。-Generalized cross-correlation function for time delay estimation of the operation, it just works.
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c#版的互相关运算程序,用于时延估计的运算,很好用。-c# version of the cross-correlation computing program for computing time-delay estimation, very good use.
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混沌工具箱(matlab):
产生混沌时间序列
求时延(delay time)
求嵌入维(embedding dimension)
求关联维(correlation dimension)
等等.....
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很好用的ICA算法,用于盲分离算法,MATLAB代码,-about ICA Using second-order statistics (different time-delay correlation matrix) of non-stationary and structural characteristics of the signal timing can roughly
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进行等时延分段,并对等间隔段的两个时延矩阵分别求取均值,采用类似联合近似对角化,估计出最优化的酉矩阵,-ing second-order statistics (different time-delay correlation matrix) of non-stationary and structural characteristics of the signal timing can roughly estimate that the instantaneous linear mixture
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自相关法求取时间序列延时的函数,包括Simulink产生时间序列的文件,两个主函数,以及运行程序-Since the correlation function to obtain time series of delay, including time series generated Simulink file, the two main functions, and operational procedures
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混沌时间序列预测法的实现仿真,时间延迟,关联维,最大Lyapauon指数-Chaotic time series prediction method to achieve simulation, time delay, correlation dimension, largest Lyapauon index
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用CC方法解决时间延迟、关联维D、延迟窗口,以及他们的关系-Resolve the time delay with the CC, the correlation dimension D, delay window, and their relationship
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用GP算法解决时间延迟、关联维、延迟窗口,以及他们之间的关系-GP algorithm used to solve the time delay, correlation dimension, delay window, and the relationship between them
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自相关检测方法是利用信号和噪声在相关域上的差别来构造检测器的。自相关检测是将信号与自身延迟一个时延后的信号作相关处理,或用双通道接收机的输出进行相关,得到扩频信号的自相关函数-Auto-correlation detection method is the use of signal and noise in the relevant field to construct the difference detector. Autocorrelation test is a time delay
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相关法时延估计的matlab仿真,能对任意wave文件使用,并进行误差分析-Correlation time delay estimation of matlab simulation, can use any wave file and analyze the errors
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以往的测时间延迟的方法时利用信号相关性来求的,利用MUSIC算求两信号的时间延迟具有很高的精度。-Measurement of time delay before the method used to seek correlation signal, the use of MUSIC operators seek time delays of two signals with high precision.
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通过时频转换法来,来画BPSK巴克码的模糊函数,tao(时延)切面,fd(多普勒频移)切面。以及其模糊度图的画法-Through the time-frequency conversion method to draw Barker code BPSK ambiguity function, tao (delay) section, fd (Doppler shift) section. And its ambiguity diagram drawing
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几个天体物理上拥有的程序,如时间延迟的计算、相关性分析等。-Astrophysics has on several programs, such as time delay calculations, correlation analysis.
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广义互相关测信号时延的matlab代码,The generalized cross correlation of GCC signal time delay-The generalized cross correlation of GCC signal time delay
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进行时延估计 包含双谱和互相关两种方法 没有高阶累积量-For time delay estimation contains double spectrum and cross-correlation two ways No higher order cumulants
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