本文介绍用MATLAB强大的计算功能和各种功能齐全的函数，图像工具箱来进行汽车车牌的识别。介绍基于LAB颜色模型的颜色特征提取，并根据上述特征进行车牌识别的MATLAB的程序设计进行介绍。(This paper introduces the use of MATLAB's powerful computing function and various functions and image toolbox to identify vehicle license plates. The color feature extraction based on LAB color model is introduced, and the MATLAB program design of license plate recognition is introduced based on the above characteristics.)