pn_dopple

matlab ERA 算法，在结构中模态分析中使用(the method of ERA in machanics)

前推后代潮流计算 把节点按不同类型定义为三类节点，方便计算(Forward offspring flow calculation node according to the different types of definitions for the three types of nodes, to facilitate the calculation)

基于加权整体最小二乘迭代算法，利用井壁同一截面特征点坐标序列，拟合煤矿井筒圆心的坐标序列和半径，监测竖井变形情况(Overall weighted least-squares iterative algorithm, using the same sequence of the wall section feature point coordinates, the coordinates of the center of mine shaft fitting sequence and radius shaft deformation monitoring)

说明：  二次型准牛顿BFGS 公式,用于计算非线性函数(second type quasi-Newton BFGS formula used to calculate the nonlinear function)

这是一个图像分割程序，基于snake方法，对初始位置选择要求较高，在matlab环境下调试运行(This is an image segmentation procedures based on the snake, location of the initial demand for a higher choice, In Matlab environment debugging operation)

巴特沃斯滤波器设置，自行设置阶数、截止频率等滤波器参数(butter-worth filter)

小波包分析提取振动信号中的特征频率，构成不同频率的调制信号，matlab编写的元胞自动机。( Wavelet packet analysis to extract vibration signal characteristic frequency, Constituting the modulated signals of different frequencies, matlab prepared cellular automata.)

来自国外的用于相机标定的源代码，用matlab语言编写(from abroad for the camera calibration of source code, using Matlab language)

该代码利用BP_MIP算法实现数据挖掘中多示例机器学习方法中示例包的标记分类。(BP_MIP Using the BP-MIP algorithm to get the labels for bags in testBags)

matlab GUI中读取一张图片的方法(MATLAB GUI)