fem.2.1

system of pv control for basic with error

Lamb波的频散曲线是进行超声Lamb波无损检测的重要依据。本程序对Rayleigh2Lamb方程进行了分析,给出了板中Lamb波频散曲线的数值计算方法,通过Matlab软件对求解过程进行编程,绘制出Lamb波在铝板中传播的相速度和群速度曲线,对推广应用Lamb波进行无损检测具有实际意义。(dispersion curve of lamb)

说明：  遗传算法优化支持向量机算法,从而更好的提高识别率和预测率(GA-SVM implemented by MATLAB)

matlab说明文档，精通matlab—综合辅导与指南(matlab documentation, proficient in matlab-Comprehensive Counseling and guidance)

用matlab实现巴特沃斯高通和低通滤波滤波，对图像进行相应的处理(Using matlab to achieve Butterworth high-pass and low-pass filtering filtering, the image corresponding treatment)

Fuzzy clustering methods including subtractive and Fuzzy C-means and comparing them to Kmeans clustering method

emd 分解程序 希尔伯特换变换的程序有图(emd decomposition process Hilbert transform procedures change map)

说明：  主要用于脉冲绘制轮廓图，和对轮廓绘制的分析程序(Used to draw the contour map)

此代码为本人在做灰色关联度分析时所用的matlab代码，所用实验数据也在，可以直接运行，希望能对其他学习灰色关联度分析的人员有用。(This code is I do gray correlation analysis used matlab code, the experimental data are used, can be run directly, hoping to be useful for other learning gray correlation analysis of staff.)

function for getting all line coordinate interms of x and y, also a circle coordinate function