K_MEANS_v2.1

数字信号处理,对与初雪着很有用,注释非常详细,调试都通过了!(Digital signal processing, with the first snow of the very useful, very detailed notes, debugging are adopted!)

单相光伏并网发电系统电压前馈控制和有源频率偏移（AFD）孤岛检测法的simulink仿真模型，初步实现了并网电流与电网电压的同频同相，AFD孤岛检测方法采用S函数给出，检测功能基本实现。(Single-phase grid-connected PV system voltage feedforward control and active frequency offset (AFD) simulink simulation model islanding detection method, the initial realization of grid current and the grid voltage of the same frequency and phase, AFD islanding detection method using the S function to out detection realized.)

This zip files contains the OFDM channel estimation matlab code using Zero Forcing MMSE and LS linear methods.

说明：  ap(Affinity Propagation)近邻传播聚类算法的程序和演示代码(demo code of ap(Affinity Propagation) )

这是一个针对聚束式合成孔径雷达的极坐标成像算法，程序里包含了雷达系统参数设置，场景参数设置以及成像算法。(This is a polar coordinate imaging algorithms for spotlight synthetic aperture radar, the program contains a radar system parameter settings, parameter settings and scene imaging algorithm.)

分数阶PID比一般PID多了2个可调参数，实现了常规PID所无法实现的控制功能，并且更精确有效(Fractional PID PID more than two adjustable parameters, and can not be achieved by the conventional PID control functions, and more accurate and efficient)

说明：  多尺度几何分析工具之一的bandlet的实现，里面还有一些例子，可直接用来开发(Multiscale geometric analysis tool, one of the bandlet implementation, there is also some examples, can be directly used to develop)

求两张图像的平均值，比较求出的平均值与其中两张中的任意一张的效果(get the middle level of two images)

采用matlab进行傅里叶变换，将图像变换成频谱形式的图像。(Using MATLAB Fourier transform, the image is converted into a spectrum in the form of image.)

说明：  基于遗传算法的寻优的matlab程序源代码(Based on genetic algorithm optimization matlab source code)