envelope

these are thermodynamic codes.

使用matlab的simpower进行电力电子电路仿真，这个是英文文档(Use matlab' s simpower to power electronic circuit simulation, this is the English document)

双圆孔弗朗合肥衍射仿真，MATLAB,远场衍射。(DOUBLE FRAUHOFER )

matlabGUI设计实例，可以参看一下(matlabGUI design examples, you can see what)

支持向量机和主成份分析的人脸检测代码，适合初学者。(Face detection code support vector machine and principal component analysis, suitable for beginners.)

用于matlab的最优状态估计工具，用于状态估计和参数估计(optimal state estimation for matlab)

本代码介绍了舰载相控阵雷达在海杂波背景下进行动目标检测的方法，性能稳定，杂波消除明显，目标信号提取有效，代码值得相关研究人员学习和参考。(This code introduces the method of how shipborne PAR radar detects moving object signal in strong sea clutter background with many good attributes.)

四边简支均匀薄板振动控制的matlab程序(Simply supported uniform plate vibration control matlab program)

遗传优化算法，能够实现自然数域内任意函数的极大值求解，效果很好。这是我的课程实验报告。(Genetic optimization algorithm, to achieve a natural function of the number of arbitrary region of great value to solve, very good. This is my experiment reports courses.)

calculate the approximate entropy of heart rate varibility