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稀疏矩阵和满矩阵计算解线性方程组，所好的计算机cpu时间的差异和所占内存空间的差异。一个简单的比较程序。(Sparse matrix and full matrix calculation of solving linear equations, the difference between good computer cpu time and memory space occupied the difference. A simple comparison process.)

说明：  解PCA的程序 (Solution procedures for PCA)

这个程序是圆柱绕流的matlab程序，用LBM方法编程实现圆柱绕流，函数间断计算快速。(This program is the matlab program of circular cylinder flow, LBM method of programming the flow around a cylinder, and function interrupted computing fast.)

计算核密度估计的一个程序，内置多种函数。可以修改原始数据。(Computing kernel density estimation program built many functions. You can modify the original data.)

matlab code for SVM investigation

Title: "Voice Recognition and Identification system". Mainly involves: 1: Human speaker recognition 2: Technical data of samples 3: linear and logarithmic power spectrum plot 4: Plots for different values for N 5: Mel Space 6: Modified spectrum 7: 2D plot of accustic vectors 8: Plot of the 2D trained VQ codewords 9: Recognition rate of the computer and so on.....

simulation of rayleigh channel

说明：  matlab 电子测量 包括误差分析的很多函数(matlab dianziceliang)

用matlab中双纵坐标来对两组不同数据在同一个图上表示(using Matlab to plot two different group data double y-coordinate in the same figure )

NExt法(自然激励技术法)模态参数识别预处理(The NExt France (natural incentive Technology Act) modal parameter identification pretreatment)