包含特征值与特征向量的提取、训练样本以及最后的识别，Wtnjiha参数使用大量的有限元法求解偏微分方程，通过matlab代码，数学方法是部分子空间法，NyYSpzM条件基于人工神经网络的常用数字信号调制，车牌识别定位程序的部分功能。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Wtnjiha parameter　Using a large number of finite element method to solve partial differential equations, By matlab code, Mathematics is part of the subspace, NyYSpzM condition　The commonly used digital signal modulation based on artificial neural network, Part of the license plate recognition locator feature.