89956849MIMO

高频地波雷达对于天基海杂波的仿真，其中有一阶海杂波和二阶海杂波的仿真，对初学者很有帮助(HF ground wave radar clutter simulation for the DMH days, including a first-order sea clutter and second-order sea clutter simulation, very useful for beginners)

AC-DC Converter using a three-phase three-level PWM Voltage-sourced Converter (AC-DC Converter using a three-phase three-level PWM Voltage-sourced Converter)

四杆机构运动求解，可运算关节角度，角加速度等(four-bar mechanism)

matlab实现VOC数据集的物体扣取。(Matlab VOC cutting data set object)

用三种方法解决城市距离问题（或背包问题）。三种方法分别为：遗传算法，蚁群算法，粒子算法。(Three ways to solve the problem of urban distance (or knapsack problem). Three methods are: genetic algorithm, ant colony algorithm, particle algorithm.)

Matlab code for calculation of spectrum density of G729 coder

卫星移动通信的信道特点及仿真模型，AWGN信道估计matlab仿真。(Satellite mobile communication channel characteristics and simulation model, AWGN channel estimation matlab simulation.)

说明：  直升机建模,这是一篇关于二自由度直升机模型的源代码，可以赋初值(arizonal state university matlab (source code of helicopter simulation, by arizonal state university (matlab)))

说明：  灰狼算法和粒子群算法的结合，是两种种群算法的结合，值得一看(The combination of grey Wolf algorithm and particle swarm optimization is a combination of two population algorithms, which is worth a look)

应用背景高斯白噪声在通信系统仿真中占据重要地位，了解其性能是非常重要的。本代码编写了高斯白噪声随机信号的低通、带通、高通三种情况下的任意带宽频谱。关键技术编写Matlab通用程序，求任意带宽的低通、高通、带通高斯白噪声的自相关函数，自协方差函数和功率谱密度函数。标明带宽，画出原信号时域波形和各函数波形图。