使用高阶累积量对MPSK信号进行调制识别，进行逐步线性回归，GPS和INS组合导航程序，有PMUSIC 校正前和校正后的比较，旋转机械二维全息谱计算，PLS部分最小二乘工具箱,采用波束成形技术的BER计算。- Using high-order cumulants of MPSK signal modulation recognition, Stepwise linear regression, GPS and INS navigation program, A relatively before correction and after correction PMUSIC, Rotating machinery 2-d holographic spectrum calculation, PLS PLS toolbox, By applying the beam forming technology of BE.