pmsm_motor

FSK实现，对数据的调制和解调，加入高斯白噪声，最后产生眼图。(FSK implementation, the data modulation and demodulation, add Gaussian white noise, and finally generate the eye diagram.)

线性插值，反映龙格现象，不同插值点数对比(Linear interpolation, reflecting the Runge phenomenon, comparison of different interpolation points)

how to save frames in a folder

K-nearest neighbors 搜索 聚类时经常使用的一种方法 国外网站转载( The following utilities are provided: - Nearest neighbor - K-Nearest neighbors - Radius Search They al supports N-dimensions and work on double, it is possible to choose if return the distances. Here is a time comparison with a vectrized m-code: N=1000000 number of reference points Nq=100 number of query points dim=3 dimension of points k=3 number of neighbor tic [idc,dist]=BruteSearchMex(p ,qp , k ,k) MEX toc tic [idc,dist]=knnsearch(qp,p,k) VECTORIZED M-CODE toc p=rand(N,dim) qp=rand(Nq,dim) Output: Elapsed time is 0.962640 seconds. Elapsed time is 18.813100 seconds. )

熵权法求指标权重,R为输入矩阵,返回权重向量weights(Entropy weight method)

数据与计算机通信相关知识的详细介绍和研究。( Data and computer communications)

matlab有限元分析与应用各种有限元单元程序(finite-element analysis )

这是一个里卡迪方程的简易对角线解法，有一定的现实意义，可以在matlab的计算里减少很大的计算量。十分好用(This is a simple solution Ricadi diagonal equation, there are certain practical significance, can reduce a large amount of computation in the calculation in matlab. Very easy to use)

matlab波速成形，讲解波束成形的过程，以及形成的方法(and matlab is wave velocity molding, explain the beamforming process and the method of forming)

说明：  MATLAB时域有限差分法程序。有利于理解fdtd原理，可直接运行的。(MATLAB time-domain finite difference method program. MATLAB time-domain finite difference method program is conducive to understanding the principle of fdtd and can be run directly.)