jiefangcheng

permanent magnet synchronous motor under simulink

说明：  案例为运用最优控制理论，实现对吊车数控系统的仿真。运用matlab仿真实现。(Case for the use of optimal control theory, to achieve the crane CNC system simulation. Use matlab simulation.)

这个程序是希尔伯特黄变换的希尔伯特变换部分的MATLAB仿真程序。(This program is Hilbert Huang Transform Hilbert transform part of the MATLAB simulation program。)

无监督聚类算法,能够自动聚类,不必预先给出类数,聚类精度好于常用的聚类算法.(Unsupervised clustering algorithm, can automatically cluster, do not have to give in advance the number of categories, clustering accuracy of better than commonly used clustering algorithm.)

人工鱼群，电力系统，仿真程序，IEEE14节点(Artificial fish, power system simulation program, the IEEE 14 node)

GM（1,1）模型预测是以灰色系统理论为基础，通过原始数据的分析处理和建立灰色模型，对人口数量、未来状态作出科学的定量预测的一种方法。(GM (1,1) model prediction is based on the gray system theory, through the analysis and processing of the original data and the establishment of gray model, the population quantity, the future state to make a scientific quantitative forecast of a method.)

PID控制直流电机源码（simulink），可以直接运行。(PID control of DC source, can be directly run.)

基于混沌序列的二值图像加密算法：提 出了一种以混沌二值序列为基础的图像加密算法 ， 改进了灰度差置乱度算法来评价二值图像加密 效果 ， 最后对混沌序列对初始条件的敏感性、 相邻像素差置乱度、 图像加密／ 解密速度进行了大量测试。(Based on Chaotic Encryption Algorithm of Binary Image: A chaotic binary sequences with an image encryption scheme based on improved gray scrambling degree difference algorithms to encrypt binary image evaluation results, the last of the original chaotic sequence conditions of the sensitivity of adjacent pixels difference scrambling, Image encryption/decryption speed of a large number of tests.)

跳频码性能分析，自相关函数的实现，据此可以分析跳频码的优劣( AHanming is the auto correction)

基于电力系统节点无功电压控制灵敏度，电气距离的聚类分析(Cluster Analysis of Reactive Power and Voltage Control Sensitivity and Electrical Distance of Power System Nodes)