有均匀线阵的CRB曲线，用MATLAB实现的压缩传感，用于信号特征提取、信号消噪，鲁棒性好，性能优越，信号处理中的旋转不变子空间法，正确率可以达到98％，用于时频分析算法。- There ULA CRB curve, Using MATLAB compressed sensing, For feature extraction, signal de-noising, Robustness, superior performance, Signal Processing ESPRIT method, Accuracy can reach 98 , For time-frequency analysis algorithm.