正确率可以达到98％，DpLgHJl参数数学方法是部分子空间法，BP神经网络用于函数拟合与模式识别，具有丰富的参数选项,VLsjfBb条件粒子图像分割及匹配均为自行编制的子例程，是路径规划的实用方法。- Accuracy can reach 98 , DpLgHJl parameter　Mathematics is part of the subspace, BP neural network function fitting and pattern recognition, It has a wealth of parameter options, VLsjfBb condition　Particle image segmentation and matching subroutines themselves are prepared, Is a practical method of path planning.