BLOSS

串的一些基本运算，删除一段子串，置换，求s串中从start位置开始长度为len的子串等等(Some of the basic string operations, delete a substring, replacement, seeking s string starting from the start position of the sub-string of length len, etc.)

关于模式识别中运用到的模糊分类方法及分类器设计，是很好的参考程序。(About ISODATA algorithm Matlab language)

This is the full commands for the matlab

MODELING OF STATIC SERIES VOLTAGE REGULATOR IN DISTRIBUTION SYSTEM FOR LOSS REDUCTION

已知一个LTI系统的差分方程为： y[n]-1.143*y[n-1]+0.4128*y[n-2]=0.0675*x[n]+0.1349*x[n-1]+0.0675*x[n-2] 初始条件y(-1)=1,y(-2)=2，输入x(n)=u(n)，计算系统的零输入响应 (known LTI system of a differential equation : y [n]-1.143* y [n-1] 0.4128* y [n-2] x = 0.0675* 0.1349 [n]* x [n-1] 0.0675* x [n-2] initial conditions y (1) = 1, y (2) = 2, input x (n) = u (n), we calculate the zero input response)

说明：  使用Matlab生成M序列，自己设置初值及本原多项式，并分析(Matlab generates M sequence)

Simulated annealing (SA) is a generic probabilistic metaheuristic for the global optimization problem of applied mathematics, namely locating a good approximation to the global optimum of a given function in a large search space. It is often used when the search space is discrete (e.g., all tours that visit a given set of cities). For certain problems, simulated annealing may be more effective than exhaustive enumeration — provided that the goal is merely to find an acceptably good solution in a fixed amount of time, rather than the best possible solution.

这是一个三相离网逆变器双闭环控制，基于dq坐标系下采用电压外环和电流内环的方法对其进行稳定性控制。(This is a three-phase off-grid inverter double closed-loop control, based on the dq coordinate system using the voltage outside the ring and the current inner ring method for its stability control.)

this small matlab code is used to design butter worth filter.

extract zero cross rate features from an audio signal