一种基于小波分析理论的神经网络模型，该模型克服了BP 神经网络模型存在的收敛速度慢、结构设计盲目、易陷入局部极小点的缺陷-Based on wavelet analysis theory neural network model that overcomes the BP neural network model exists slow convergence, structural design blind, easy to fall into local minimum point defe