M4

对于39节点配网潮流计算，用前推回代法编写的matlab程序，加压后直接运行(For the 39 node distribution network power flow calculation, using forward and backward substitution method to write matlab program, run directly after pressurization)

说明：  利用Matlab对2020年的澳大利亚山火进行模拟仿真，可以更直观地体现澳大利亚山火蔓延的过程。(Using MATLAB to simulate the Australian wildfire in 2020 can reflect the process of Australian wildfire spread more intuitively.)

matlab函数命令大全 MATLAB常用函数参考(volumes of orders Matlab functions commonly used MATLAB Function Reference)

offline handwritten character recognition

一种简单而快速的利用图像的轮廓在极坐标中的特征，做形状的匹配 matlab实现( a simple and fast image characteristics in polar coordinates, the outline of shape matching of matlab)

利用pca计算出两个统计量，通过对统计量的大小比较以判定故障是否发生。(Pca is calculated using two statistics, by comparing the size of the statistic to determine whether the fault occurs.)

说明：  有n个整数，使其前面各数顺序向后移m个位置，最后m个数变成最前面的m个数 (Have n integers, to move back in front of the order m of the number of positions, finally becoming the foremost m m the number of number of)

Adaptive directed mutation for real-coded genetic algorithms

分形维数计算的毯子算法matlab代码,正确率可以达到98％，music高阶谱分析算法。( Fractal dimension calculation algorithm matlab code blankets, Accuracy can reach 98 , music higher order spectral analysis algorithm.)

MATLAB中绘图代码，可以帮助初学者提高绘图能力，(MATLAB drawing code, can help beginners improve drawing ability)