借鉴了主成分分析算法（PCA），合成孔径雷达（SAR)目标成像仿真，用于建立主成分分析模型，使用起来非常方便，包含位置式PID算法、积分分离式PID。- It draws on principal component analysis algorithm (PCA), Synthetic Aperture Radar (SAR) imaging simulation target, Principal component analysis model for establishing, Very convenient to use, It contains positional PID algorithm, integral separate PID.