包含特征值与特征向量的提取、训练样本以及最后的识别，车牌识别定位程序的部分功能，包括压缩比、运行时间和计算复原图像的峰值信噪比。- Contains the eigenvalue and eigenvector extraction, the training sample, and the final recognition, Part of the license plate recognition locator feature, Including compression ratio, image restoration computing uptime and peak signal to noise ratio.