Secondly, the mathematical model of permanent magnet synchronous motor and the non-linearfactor model of IGBT are analyzed.
其次，分析了永磁同步电机数学模型和IGBT非线性因素模型。
2
Conclusion the maximum likelihood method based on MCECM algorithm can be used to estimate the parameters of non-linearfactor analysis model.
结论基于MCECM算法的极大似然估计方法可用于估计非线性因子分析模型的参数。
3
Based the math model of lens distortion, the plane roundness gridding model is used to calculate the lens distortion coefficients of radial distortion and other non-linearfactor.