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说明：  模糊自整定PID控制的MATLAB源代码(PID)

说明：  用MATLAB实现的QPSK调制和解调程序。(Using MATLAB to achieve the QPSK modulation and demodulation process.)

有关OFDM系统信道估计的源代码 希望有用(OFDM code)

backstepping方法设计例子，对于初学者为不错的样例，我本人就是通过这些练习起来的。很有效(The backstepping method design examples for beginners is a good sample, I was up by these exercises. Very effective)

解二维possion方程，利用pcg方法求解第一类边值问题(Solution the dimensional possion equation, using the pcg method for solving the First Kind Boundary)

一个关于卫星导航方面的ekf滤波程序，请大家互相共享一下(a satellite navigation on the ekf filtering process, please share what each other)

A Practical Step by Step Speech Recognition System Good for both beginners and Experts. Codes are discuss too

稀疏快速傅里叶变换，是一种利用信号频域稀疏特性，只需通过信号部分采样点就可高概率恢复信号频谱的快速傅里叶变换算法。(Sparse Fast Fourier Transformation ，SFFT)

plotsmithchart Usage:where Zl is the Load Impedence (possibly complex)and Zo is the Characteristic Line Impedence Plots a smith chart, along with the reflection coefficient circle and the line of intersection with resistive component equal to 1

matlab环境下目标函数为求最大值，且解非负整数解 ％bounds 边界约束 ％Myfun 为目标函数 ％num 初始种群数 ％N 最大迭代次数 ％CP 交叉概率 ％P 突变概率 ％f 目标最优解 ％x 最优解向量(matlab environment for the sake of the objective function value, and the solution of non-negative integer solutions％ bounds border％ Myfun bound for the objective function％ num species the initial number of％ N maximum number of iterations％ CP crossover probability％ P mutation probability％ f-objective optimal solution％ x the optimal solution vector)