XW_LowpassFilter

利用matlab制作的小型单功能计算器，测试回调函数。(Small single-function calculator using matlab production test callback function.)

《MATLAB神经网络30个案例分析》中的第一个例子，案例1 BP神经网络的数据分类-语音特征信号分类。希望对大家有用！ (" MATLAB neural network 30 case studies" in the first example, case 1 BP neural network data classification- speech feature signal classification. I hope useful!)

Grid_connected _PV_P&O_MPPT

增量式PID控制算法（m文件实现，包括三种信号源以及结果的图像展示）(Incremental PID control algorithm (m file implementation, including three kinds of image signal source and the results show))

Research paper on Power Line interference noise removal techniques from ECG signal. It is a technical paper that reviewed on different methods used.

自己编的一个简单的AR二阶模型，希望有用。(This is for AR(2) model.)

计算圆阵方向图，可任意设置阵元个数和信号频率；并汇出三维图、二维方向图以及等高线图(Calculating circular array pattern can be arbitrarily set the number of array elements and signal frequency and export three-dimensional map, two-dimensional pattern and contour plots)

说明：  基于matlab，计算信号功率谱，调用了高阶谱分析工具箱的函数 bispecd 和 bispeci计算信号的双谱(Calculate signal power spectrum and bispectrum based on matlab)

fonction pour calculer angle

用matlab完成高斯回归过程，运用hyperparameter对covriance进行选择(Matlab complete regression with Gaussian process, the use of hyperparameter selection covriance)