VVVF-MATLAB

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数字pid控制方法及分类的一些M文件 如增强式pid控制算法(Digital pid control method and the classification of some M files Such as increased type pid control algorithm)

牛顿拉夫逊法潮流计算程序，已测试40个节点，内附参考结果和典型系统的描述，很全的资料(Newton Raphson power flow program, 40 nodes have been tested, the results and typical system containing a reference to the description, it is all the information)

对正弦信号进行傅里叶变换，并对比不同的信号长度与采样频率对结果的影响(Fourier transform of the sinusoidal signal and contrast the different length of the signal with the sampling frequency results)

运用matlab软件可实现矩阵的最优聚类数的计算(Using matlab software can realize the matrix calculation of the optimal number of clusters)

a band pass signal through an ideal BPF x(t) =[1+cos(pi*t/T)]*cos(2pi*fc*t)

用matlab对图像的7个不变矩特征进行提取，并进行归一化。亲测可用，适合初学者。(Matlab for image seven moment invariant features were extracted and normalized. Pro-test is available for beginners.)

matlab GUI学习文档，内含26个PDF文档，包括界面使用总结和编程说明(learn matlab GUI reference)

matlab基于光流法的运动物体目标检测，源码，可用(Matlab based on the optical flow method of moving object detection, source code, available)

说明：  噪声的加入小实验。用以实现 加入噪声的功能，从而发现，加入噪声的方法与表现。(MATLAB realase an input noise,and to make the photo become a nomal looking photo.)