是信号处理的基础，多元数据分析的主分量分析投影，利用自然梯度算法，包含位置式PID算法、积分分离式PID，FIR 底通和带通滤波器和IIR 底通和带通滤波器，加入重复控制，用MATLAB实现的压缩传感。- Is the basis of the signal processing, Principal component analysis of multivariate data analysis projection, Use of natural gradient algorithm, It contains positional PID algorithm, integral separate PID, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Join repetitive control, Using MATLAB compressed sensing.