nibian

主成分分析pca算法matlab程序代码：pca标准化、协方差、特征根特征向量、方差贡献率。。。(Principal component analysis pca algorithm matlab code: pca standardized covariance, eigenvalues ​ ​ eigenvectors, the variance contribution rate. . .)

该程序可以对雷达回波数据进行处理，分帧画出数据的幅度分布图和相位分布图。(The procedure can be processed radar echo data amplitude of the data sub-frame to draw maps and phase distribution of Fig.)

L滤波型逆变器仿真模型,调适通过，效果一般，适用于matlab12及以上版本(L filter-based inverter simulation model)

说明：  对均匀线性阵列方向图进行仿真，为大家研究mimo雷达或者相控阵雷达方向图提供思路(Simulate the uniform linear array pattern to provide ideas for studying the mimo radar or phased array radar pattern)

Pleas unzip the file and put in on the workspace type deletfile to delete data files from database Note: file name should be a number. for more info type "help deletefile"

使用Visual Basic 使用将Taskbar隐藏和显示的API(use Visual Basic to use and display Taskbar hiding API)

说明：  用于计算顺序消元解线性矩阵方程(Used to calculate the order of elimination solution of linear matrix equation)

program for calculating load flow in power system

图像区域编码与阈值编码效果对比，需提供一幅处理图(Coding and threshold coding effect of contrast in the image area, the need to provide a processing map)

共轭梯度算法，改进后的算法，比较好用，已经验证过了。(Conjugate gradient algorithm, the improved algorithm, more useful, has been verified.)