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说明：  基于NPC/H桥三相五电平逆变器的七段式SVPWM控制策略仿真(Seven-stage SVPWM control strategy simulation based on NPC/H bridge three-phase Five-Level Inverter)

邻域是沿着梯度方向的，模糊均值聚类方法。(Neighborhood along the gradient direction, the fuzzy-means clustering method.)

buck-boost open loop

Simulink model of Z-source inverter

Smith圆图，可以实现多种功能，用matlab仿真软件实现(Smith chart, you can achieve a variety of functions, implemented using matlab simulation software)

本代码可不用借助其他工具直接对光子晶体光纤的色散等直接计算，对学习pcf的朋友很有帮助！(This code can be without the help of other tools directly on the photonic crystal fiber dispersion and other direct calculation, learning pcf helpful friends!)

人脸识别的源程序，用Matlab语言实现，可以参考看一下。(Face recognition source code, using Matlab language, can refer to a look.)

Image processing source code @ GIST

直线提取matlab程序，区分圆与直线部分(Straight line extraction matlab procedures, distinguish between circular and linear part )

菲涅尔区聚焦多波束天线空间谱估计性能分析(Fresnel zone focusing spectrum estimation performance of multi-beam antenna spatial analysis)