FDM_FEM_thi_bt2

SVM支持向量机的时间序列预测、分类、自回归代码(SVM)

Matlab altenative library

说明：  基于MATLAB中多径非时变信道仿真与分析，可以实现以下简单信道模型的测试！(MATLAB-based non-time-varying multipath channel simulation and analysis, you can achieve the following simple channel model of the test!)

对阈值隐藏图像的提取。已经经过阈值隐藏算法隐藏的二值图像，通过此算法进行信息提取。(Hidden images on the extraction threshold. Hiding algorithm has been hidden threshold binary image information extracted by this algorithm.)

基带信号周期采样的分析与仿真设计低通信号，对该信号进行周期采样，最后从采样数据中恢复原始信号；改变采样频率，给出相应的仿真结果；考察前端抗混叠滤波器的作用和必要性；分析后端理想恢复滤波器是否唯一。( Periodic sampling of the baseband signal analysis and simulation to design low pass signal, the signal is periodic sampling, finally recover the original signal from the sampled data changing the sampling frequency, gives the corresponding simulation results examine the front of the role of anti-aliasing filter and necessity analysis backend ideal restoration filter is unique.)

用Runge-Kutta 4阶算法对初值问题按不同步长进行求解，用于观察稳定区间的作用。(With a four order Runge- Kutta algorithm for initial value problems in asynchronous long, used to observe stability range.)

400-700nm波段白光既自然光的杨氏双缝干涉仿真(Young s Double Slit Interference Simulation of White Light in 400nm-700nm Band)

最优PID控制器资料，包含matlab程序和详细的文档说明。对做pid控制的肯定有帮助( Optimal PID controller matlab program and documentation)

说明：  对最小二乘的参数进行重新加权，实现迁移学习并预测(Least-square importance weighted, transfer learning and prediction)

POD (proper orthogonal decomposition) code in Matlab