Multivariate-statistical

在平滑信号中加入高斯分布的白噪声，然后用db4小波函数进行多尺度分解，滤除白噪声，将滤波前后的图进行对比(Add the Gaussian distribution of the white noise in the smoothed signal, and then multi-scale decomposition db4 wavelet function, the filtered white noise, comparing before and after filtering)

开关磁阻电机驱动matlabsimulink模型，希望大家给意见 (Switched reluctance motor driver matlab/simulink model, hope everybody to give advice )

this code is used to show the result of power flow solution of a power system

说明：  this file is about protocols cryptography.

This routine draws a square with center defined as X_CENTER,Y_CENTER and lattice LATTICE.

Tikhonov正则化的很有用的MATLAB程序(Tikhonov regularization useful MATLAB program)

数字信号处理应用仿真程序，感谢北航自动化学院王秋生老师(Digital signal processing applications simulation program, thanks to Northern College of Automation, WANG Qiu-sheng teacher)

MATLAB爬虫程序，获取指定时间段的所有上市公司公告文本。(A MATLAB spider can fetch the published texts by A-stock companies in certain period.)

说明：  基于MATLAB图形用户界面的信号分选仿真系统(MATLAB-based graphical user interface, signal sorting simulation system)

matlab的一些编程，包括图，插值，无约束优化，算法设计与分析等(Some of matlab programming, including drawings, interpolation, unconstrained optimization, algorithm design and analysis)