正确率可以达到98％，一种噪声辅助数据分析方法,信号处理中的旋转不变子空间法，验证可用，插值与拟合，解方程，数据分析，FMCW调频连续波雷达的测距测角，基于人工神经网络的常用数字信号调制，单径或多径瑞利衰落信道仿真。- Accuracy can reach 98 , A noise auxiliary data analysis method, Signal Processing ESPRIT method, Verification is available, Interpolation and fitting, solution of equations, data analysis, FMCW frequency modulated continuous wave radar range and angular measurements, The commonly used digital signal modulation based on artificial neural network, Single path or multipath Rayleigh fading channel simulation.