wende-zip

说明：  在matlab语言中实现高阶统计量的计算的源程序，需要的下载。(In the matlab language to achieve the calculation of higher-order statistics of the source code needed to download.)

IEC 60034-9_(1997)_noise limits

数字信号处理LMS算法，处理输入信号与参考信号的误差，显示收敛曲线(LMS algorithm for digital signal processing, processing the input signal and reference signal of the error, shows the convergence curve)

sobel edge detection

K近邻分类的Matlab算法，简单，适合初学，验证可用(KNN )

Yen 算法求解最短路径 附加测试代码 例程(Yen shortest path algorithm)

this code is usefull to calcule the hydraulics properties for a given cross section or batymetric. Also plot the manning properties vs de hydraulic depth

clear all clc t=0:1/1000:10-1/1000 s=sin(2*pi*t) snr=20 s_power=var(s) varience of s linear_snr=10^(snr/10) factor=sqrt(s_power/linear_snr) noise=randn(1,length(s))*factor x=s+noise Ó É SNR¼ Æ Ë ã Ë æ » úÔ ë É ù x1=noise Ô ë É ùÔ ´ Ê ä È ë x2=noise w1=0 È ¨Ï µ Ê ý ³ õ Ö µ w2=0 e=zeros(1,length(x)) y=0 u=0.05 for i=1:10000 LMSË ã ·¨ y(i)=w1*x1(i)+w2*x2(i) e(i)=x(i)-y(i) w1=w1+u*e(i)*x1(i) w2=w2+u*e(i)*x2(i) end figure(1) subplot(4,1,1)

基于matlab的信噪比差错估计 m=4双极性(Matlab error signal to noise ratio is estimated based on m = 4 bipolar)

基于matlab人工神经网络在数据处理的运用。(Based on artificial neural networks used in data processing.)