基于SVPWM的三电平逆变的matlab仿真，粒子图像分割及匹配均为自行编制的子例程，外文资料里面的源代码，FIR 底通和带通滤波器和IIR 底通和带通滤波器，正确率可以达到98％，重要参数的提取，GPS和INS组合导航程序。- Based on SVPWM three-level inverter matlab simulation, Particle image segmentation and matching subroutines themselves are prepared, Foreign materials inside the source code, Bottom-pass and band-pass FIR and IIR filter bottom pass and band-pass filter, Accuracy can reach 98 , Extract important parameters, GPS and INS navigation program.