P3-1

This file is for PCA COV

使feasp方法用求解线性矩阵不等式的程序，很完整，有注释，对于学习求解线性矩阵不等式很有帮助(Methods to feasp procedures for solving linear matrix inequalities, it is complete, with annotations, for learning useful for solving linear matrix inequalities)

说明：  matlab下枝干图的绘制 .(matlab mapping under the branches.)

说明：  matlab的图形小程序，比较实用，大家一起交流吧(matlab graphic small procedures, more practical and we can work together to exchange it)

Make a Histogram in MATLAB from data saved to a file

用来计算Lyapunov图的源程序，只需要改变微分方程即可直接引用(Used to calculate the Lyapunov map source, only need to change the differential equations can be directly referenced)

希尔伯特黄变换中英资料，黄先生HHT原文与推荐使用的中文资料，非常有帮助(Hilbert Huang Transform English information Wong HHT original and recommended the use of Chinese data, very helpful)

混合有源电力滤波器在电铁谐波抑制中的应用与仿真研究1是一片不错的论文，值得借鉴(Hybrid Active Power Filter in Electrical Railway Application and Simulation Study 1 was a good paper, it is worth learning)

用matlab仿真迫零算法。有两个文件，一个是迫零函数，一个是主程序。主程序调用迫零函数。(failed to translate)

matlab中数据库的相关工具包的下载。需要的果断，完整版matlab有可不用下载。(failed to translate)