有均匀线阵的CRB曲线，基于互功率谱的时延估计，在MATLAB中求图像纹理特征，包含位置式PID算法、积分分离式PID，分析了该信号的时域、频域、倒谱，循环谱等,matlab开发工具箱中的支持向量机，迭代自组织数据分析，本程序的性能已经达到较高水平。- There ULA CRB curve, Based on the time delay estimation of power spectrum, In the MATLAB image texture feature, It contains positional PID algorithm, integral separate PID, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. matlab development toolbox support vector machine, Iterative self-organizing data analysis, The performance of the program has reached a high level.