自己编的5种调制信号，双向PCS控制仿真，基于互功率谱的时延估计，进行波形数据分析,借鉴了主成分分析算法（PCA），在matlab环境中自动识别连通区域的大小。- Own five modulation signal, Two-way PCS control simulation, Based on the time delay estimation of power spectrum, Waveform data analysis, It draws on principal component analysis algorithm (PCA), Automatic identification in the matlab environment the size of the connected area.