Nonlinear_differential_equation

单级倒立摆LQR控制，通过LQR控制，为了使系统具有快速的响应，对Q矩阵中的参数Q11和Q33进行调整。(Linear Quadratic Regulator——LQR，adjust the parameter of the Q，fasting the response rate)

MATLAB在数字信号处理中的应用尤其是对于FIR一级IIR滤波器在MATLAB中的设计很有用途(MATLAB in Digital Signal Processing FIR one especially for IIR Filter Design in MATLAB in the very use)

相控阵天线测试数据的模拟产生与稀疏分解，可用于故障诊断(Phased array antenna simulation test data generation and sparse decomposition can be used for fault diagnosis)

很好用的几个matlab多目标视频跟踪的程序，有粒子滤波的，帧差法的等等，可以直接仿真运行(Good use of several multi-target video tracking matlab procedures, particle filter, frame difference method, etc., can be directly run the simulation)

使用四分量高斯包络信号进行时频分析，比较比较STFT、WVD、CWD分辨率和交叉干扰情况，包含仿真代码及Matlab时频分析工具箱。工具箱的使用建议参考《Matlab时频分析技术及其应用-葛哲学》，压缩包中顺便包含了该书的源代码。(The four-component Gaussian envelope signal frequency analysis, comparison compare STFT on WVD, CWD resolution and cross-interference, frequency analysis toolbox contains the simulation code and Matlab. Use the recommended reference toolbox " Matlab frequency analysis technology and its application- Gezhe school" book contains the source code compression package the way.)

说明：  具有动态优化功能，能实现在线预测功能，在预测控制领域有较强的实用价值(Dynamic optimization, online prediction function can be realized in the field of predictive control has a strong practical value)

implementation of sliding mode control

Given a point, it finds whether the point is inside or outside of the polygon, given polygon vertices.

该软件包包括半监督算法S4VM，对无标签数据不产生衰退现象，或安全半监督算法的MATLAB代码。(The package includes the MATLAB code of the semi-supervised algorithm S4VM, which towards making unlabeled data never hurt, or safe semi-supervised algorithm.)

麻省理工的计算光子晶体的程序，自己看后感觉收获不小，推荐给大家，对工科学生应该很有用处(MIT photonic crystal calculation procedures, to look after feeling learned a lot and recommend it to everyone. Engineering students to be useful)