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产生模拟的心电信号，包含源代码和解释，并在matlab中仿真，希望帮助到大家(Generate simulated ECG, including source code and explanation, and simulation in matlab, hoping to help everyone)

cfa算法，基于CFA插值特征的图像篡改检测的matlab代码(cfa algorithm,Image tamper detection based on CFA interpolation features matlab code)

自己做的SPWM逆变器的simulink仿真(Do their own SPWM inverter simulink simulation)

此代码为主元分析法的应用代码，欢迎有需要的人士取用。(Principal component analysis of the application code, please access.)

Park延性系数的算法，只要输入位移和荷载，就可以直接自动得出延性系数(Park ductility factor of the algorithm, as long as the input displacement and load, can be automatically obtained the ductility factor)

（1）matlab入门第一步，基本的matlab操作，轻轻松松进阶matlab((1) matlab Getting a first step, the basic matlab operation, easily advanced matlab)

calculating coefficients

说明：  （回归分析） 考察温度x对产量y的影响，测得下列10组数据： 求y关于x的线性回归方程，检验回归效果是否显著，并预测x=42℃时产量的估值及预测区间（置信度95 ） ((Regression analysis) x on the output of the temperature study of the impact of y, measured the following 10 sets of data: for y on x of the linear regression equation to test whether the effect of a significant regression and prediction when x = 42 ℃, and the valuation of yield prediction interval (95 percent confidence level))

find word between matrix or cell array

许国根《模式识别与智能计算法的matlab实验》的全书程序和部分数据。(Xu guo gen pattern recognition and intelligent calculation method matlab experiment book program and part of the data.)