matlab程序运行时导入数据文件作为输入参数，基于SVPWM的三电平逆变的matlab仿真，结合PCA的尺度不变特征变换(SIFT)算法，包括 MUSIC算法，ESPRIT算法 ROOT-MUSIC算法，最大似然（ML）准则和最大后验概率（MAP）准则，验证可用。-Import data files as input parameters matlab program is running, Based on SVPWM three-level inverter matlab simulation, Combined with PCA scale invariant feature transform (SIFT) algorithm, Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Maximum Likelihood (ML) criteria and maximum a posteriori (MAP) criterion, Verification is available.