Kmeans

matlab图形位置转换，图像识别位移等功能的实现(matlab graphical position conversion, image recognition and displacement functions to achieve)

此程序根据王专利撰写的《翼面结构有限元模型节点气动载荷计算》编写 需要的前期准备文件：case01.txt---已知不同工况下各个载荷点力的文件 Force_Site.txt---已知各个载荷点的坐标 Node_Site.txt----有限元节点坐标 输出文件 Nodal_Force_01.txt----存放每个有限元节点计算后分得的力，第一列为节点编号，第二列为节点力大小(This process patent under the king wrote " wing structural finite element model node aerodynamic load calculation" Writing required preparatory documents: case01.txt-- known under different conditions of each load point force file Force_Site. txt--- known each load point coordinates Node_Site.txt---- finite element nodal coordinates output file Nodal_Force_01.txt---- storage node finite element calculation for each share of power, first as the node number, the second column is the size of nodal forces)

基于FFT的功率谱分析程序设计与应用 2）对实验所采集的转子振动信号进行频谱分析 2．讨论： 1) 信号经过均值化处理或不经过均值化处理的结果比较 2）采用不同窗函数时的谱结果（矩形窗函数, 汉宁窗函数，汉明窗） 3）典型函数的频谱（矩形窗函数, 汉宁窗函数，直线，阶跃函数，δ函数，方波，三角波等） 4）整周期和非整周期采样时两者的比较 5）讨论实验结果 (Based on the FFT power spectrum analysis of program design and Application2) on experimental collection of the rotor vibration signal spectrum analysis2 discussion:1) the signal through the mean treatment or not after a mean treatment results comparison2) using different window function spectral results ( rectangle window, Hanning window function, the Hamming window )3) the typical functions of spectrum ( rectangle window, Hanning window function, linear, step function, function, square wave, triangular wave)4) the whole cycle and non-integer-period sampling time comparison5) discussion of experimental results)

说明：  各向异性材料的刚度矩阵计算M文件，适合初学者学习和运用(The stiffness matrix calculation m file of anisotropic material is suitable for beginners to learn and use)

floating point complex mult and approximation for fraction 1/3

人工蜂群ABC算法在Matlab下的源代码，在四种基准目标函数下，经仿真测试均可成功运行，适合初学ABC算法的人参考(Artificial bee colony ABC algorithm in Matlab source code in four benchmark objective function, the simulation can be run successfully tested, suitable for beginners ABC algorithm Reference)

bpsk ofdm commtoolbox

基于sc-fdma的matlab程序，可用于研究sc-fdma相关仿真，欢迎大家下载(Sc-fdma the matlab based program can be used to study the sc-fdma related to simulation, are welcome to download)

Roy Osherove - The Art of Unit Testing - 2014 in pdf format. Great book for learnin Unit test for beginners.

三相可控硅全控整流 功率因数 matlab仿真 工业控制 ( Three-phase silicon controlled rectifier all control the power factor matlab simulation industrial control)