grey

主成分分析(PCA)是多元统计分析中用来分析数据的一种方法,它是用一种较少数量的特征对样本进行描述以达到降低特征空间维数的方法,(Principal Component Analysis (PCA) is a method used to analyze data in multivariate statistical analysis. It uses a small number of features to describe samples in order to reduce the dimension of feature space.)

说明：  重构相空间的嵌入维数及时间延迟得C_C算法的MATLAB代码(MATLAB code of C_C algorithm for reconstructing embedding dimension and time delay in phase space)

能够递归实现输电断面的识别；功能强大；谱聚类算法，IEEE39,14节点测试通过。可以自由拓展，对电力系统研究方向的同学有用(It can recognize transmission section recursively, and has powerful function. The spectrum clustering algorithm has passed the test of IEEE39,14 nodes. It can be expanded freely and is useful for students who are studying the direction of power system research.)

用JAVA程序编的九宫棋程序，该程序是applet,请编译后执行-procedures with Java JiuGongTu series of the game program, which is applet, compiled implementation

多移动机器人避障和编队处理，摘自github中(Obstacle Avoidance of multi-robots)

类似windows的扫雷- Similar windows mine clearance

说明：  fill square wave trans to half wave

Powerbuilder8.0实用程序设计100例之1-10-Powerbuilder8.0 Utility Design 100 Cases of 1-10

IEC104规约 发送接收程序测试源码，文件包含详细的内容源码以及注释。对刚接触IEC104规约的电力人员来说是很好的资料。                                                                                                 

说明：  用傅里叶逆变换得到的不平度曲线变换的到频率谱曲线与原曲线对比(The frequency spectrum curve of the transformation of the irregularity curve obtained by the trigonometric series method is compared with the original curve)