IsomapR1

QPSK,16QAM,64QAM星座图映射，是信号处理的基础，具有参考价值(QPSK, 16QAM, 64QAM constellation mapping, is the basis for signal processing, with the reference value)

使用MATLAB/SIMULINK分析简单电力系统的小信号（低频振荡）稳定性，研究内容如下： 1）使用SIMULINK建立系统的仿真模型。 2）分析比较有无AVR、PSS对小信号稳定性的影响。 3）分别画出针对励磁机增益KA和PSS增益KSTAB的根轨迹图，分析总结增益KA和KSTAB对小信号稳定性影响的规律。 4）仿真在电压参考值5 阶跃变化情况下有无PSS时的转速响应。 (Using MATLAB/SIMULINK analysis of a simple power system small signal (low frequency oscillation) stability study are as follows: 1) Use SIMULINK to establish a system simulation model. 2) analysis of whether the AVR and PSS for small signal stability. 3) Draw the exciter gain KA PSS gain KSTAB, the root locus plot, analyze and summarize the gain KA and KSTAB small-signal stability of the law. 4) simulation in the case of a 5 step change of the voltage reference value the speed of response with or without PSS. )

基于势能原理计算圆柱齿轮啮合刚度的程序；可以计算不同齿数，模数，齿宽的一对圆柱齿轮的啮合刚度。(The attached Matlab codes are used to calculate the gear mesh stiffness based on the potential energy principle.)

说明：  用Newton插值多项式和三次样条插值多项式，已知f(x)=1/(1+25x^2)(With the Newton interpolation polynomial and cubic spline interpolation polynomial, known f (x) = 1/(1+25 x ^ 2))

Matlab个人学习编程的资料，带有题目，题目是英文的。附有结果图片(Individual learning Matlab programming information, with title, the title is in English. With the results of image)

code about fdtd gooood4

simulation of machine synchrone

混沌系统分析matlab仿真，适当修改可适用一般系统(Chaotic systems analysis matlab simulation, with appropriate modifications applicable general system)

用MATLAB实现动态聚类或迭代自组织数据分析，线性调频脉冲压缩的Matlab程序,进行波形数据分析,课程设计时编写的matlab程序代码，数值分析的EULER法，LDPC码的完整的编译码，用于特征降维，特征融合，相关分析等,采用加权网络中节点强度和权重都是幂率分布的模型。( Using MATLAB dynamic clustering or iterative self-organizing data analysis, LFM pulse compression of the Matlab program, Waveform data analysis, Course designed to prepare the matlab program code, EULER numerical analysis method, Complete codec LDPC code, For feature reduction, feature fusion, correlation analysis, Using weighted model nodes in the network strength and weight are power law distribution.)

很有用的时频分析工具，内附各个函数的说明，方便调用。(Very useful tool for time-frequency analysis, containing a description of each function, easy call.)