code

Tools to fit polynomial

定义了通信中帧格式，用matlab代码实现了这个过程，可以自定义巴克码的长度，接收端可以采用滑动相关法捕获该帧(The definition of a communication frame format, using matlab code to achieve this process, can customize the length of Barker Code, the receiving end of sliding correlation method can be used to capture the frame)

电机，矢量模型可用于电机模型的建立，是矢量控制的函数(i am sorry，my englis poor)

说明：  本matlab程序实现了扩展kalman滤波，对一个随机生成的正弦信号进行EKF滤波，并画图展现对比。(This Matlab source code is the demo of Extended Kalman Filter，It s filter for randomly sine singal and plot the result。)

通过蒙特卡罗仿真说明直接序列扩频系统在抑制正弦干扰的有效性(Monte Carlo simulation shows direct sequence spread spectrum system in the sinusoidal interference inhibited the effectiveness)

RLS算法去除加噪声音乐程序，效果比较好，有图为证。(RLS algorithm to remove noise adding music program, the effect is better, has a license to the graph. )

number of errors reported in a file. int errors .

多种对图像进行卷积运算的办法，利用了imfilter 和psf2otf函数等(severial kinds of connverlution methods using the psf2otf ,imfilter functions)

基于结构相似度的图像质量评价matlab代码(Matlab code image quality assessment based on structural similarity)

基于灰色关联算法的多属性节点切换的MATLAB实现(Switching multi-attribute node based on gray correlation algorithm in MATLAB)