Learn-Matlab-7.0

adaptive median filter used in image processing

说明：  粒子群算法之一，可在matlab中运行，分析一些函数的最优化问题(a kind of particle swarm, can be used in matlab)

说明：  在matlab中实现四节点板单元刚度矩阵求解，振动模态分析(Realize the solution of the stiffness matrix of the four-node plate element and the vibration modal analysis in matlab.)

Fast Sparse LU substitution

计算正弦信号加噪声的相关函数。系数b 决定余弦相关函数在噪声指数型相关函数中的“比重”。T为正弦信号周期。正弦信号加相关噪声的相关函数图像为一个指数函数和一个余弦函数叠加的波形。(Calculated sinusoidal signal plus noise correlation function. Coefficient b determine the cosine correlation function in the noise correlation function of exponential type in " proportion." T for the sinusoidal signal cycle. Sinusoidal signal plus noise correlation function related to the image as an index function and a cosine function superimposed waveform.)

在银催化剂上进行乙烯（ET或C2H4）氧化合成环氧乙烷（EO）反应器模型代码 (Oxide synthesis of ethylene oxide (EO) reactor model code on the silver catalyst, ethylene (ET or C2H4))

matlab code for histogram equilizatiion

用matlab生成一个伪随机序列，并用国家密码管理局发布的随机性检测规范中的三种算法对它进行随机性检测(Generates a pseudo-random sequence with matlab, and released by the State Encryption Administration randomness test specification make it three algorithms randomness test)

对非同步采样数据进行三次样条插值同步化处理，进而可进行谐波分析。(The asynchronous sample data can be synchronized by using the interpolation of cubic function)

模式识别中的bayes判别分析算法，进行逐步线性回归，小波包分析提取振动信号中的特征频率。( Pattern Recognition bayes discriminant analysis algorithm, Stepwise linear regression, Wavelet packet analysis to extract vibration signal characteristic frequency.)