find_peak

haar wavelet source code implemented by matlab

matlab做的可视化界面，实现滤波器的自己设计，功能和自带的fdatool差不多，可是代码更好懂一些。有需要的可以看一下(Matlab do visualization interface to achieve its own filter design, and built-in functions fdatool almost, but to better understand some code. Need to see what)

读取以.dat的数据文件；读取以MIT-BIH数据库的212格式文件(Read the MIT-BIH database 212 format data)

振动理论中用四阶龙格库塔法解决受阶跃式激励的单自由度问题(Vibration theory with fourth-order Runge-Kutta method to solve by the step-like incentive problem SDOF)

三电平的双闭环SPWM有源电力滤波器仿真(Three-level dual closed-loop SPWM active power filter simulation)

zwicker模型简易估算，希望大家共同努力完成 matlab 程序(zwicker loudness moduel)

image fusion matlab code for medical application in identification of tumor

Ⅰ层模型声波波场数值的有限差分模拟程序,利用有限差分方法,对声波在地下的传播进行模拟(Ⅰ layer model acoustic wave finite difference numerical simulation program using finite difference method, the spread of sound waves in the ground to simulate)

行列式比有色噪声matlab实现通过构造H矩阵计算得到DR，通过对DR的观察得到结果。(Determinant than the realization of colored noise matlab calculated by constructing a matrix H DR, DR, observed by the results.)

光伏并网逆变器的仿真，通过仿真可以观察逆变以后的波形，有simulink仿真图(PV grid-connected inverter of the simulation, the simulation can be observed after wave inverter, a simulink simulation diagram)