Fingerprint-identification

水文分析中干旱指标spi的计算代码，可计算多时间尺度的指标，黏贴成m文件即可，文件内有注释描述。(Spi hydrological drought index analysis of the calculation code, and calculate multi-time scale of the index, you can paste into the m file, file comments within the description.)

用蒙特卡罗方法求半径为1的圆的面积,matlab实现(Monte Carlo)

说明：  无线传感器网络的DEEC算法代码,对初学者入门很有帮助。(the DEEC protocol for WSN useful for WSN study)

说明：  将粒子群算法与免疫结合，计算函数的优化极值。(The particle swarm optimization combined with the immune calculated extremal function optimization.)

image roate with random angle

这是一篇关于二自由度直升机模型的源代码，可以赋初值(This is a two-DOF helicopter model on source code)

简单方便的最小二乘法曲线拟合，运用一个实例程序很好的解释了曲线拟合方法(Simple and convenient method of least squares curve fitting, using a good explanation of the example program of curve fitting method)

电力系统200KW太阳能电池接电力系统, matlab图解. 我同时分享了另一个300kw系统图，两者区别在于控制系统，可以对比一下。 (200-kW Grid-Connected PV Array (Average Model))

matlab code for qpsk modulation simulation

mimo通信系统中空时编码处理书中所附的matlab仿真代码，供大家学习(mimo communication system of hollow-coded handle the book accompanying Matlab simulation code, for your learning)