颜色计算工具箱，可以用于计算色差、特性化等，语言平台是matlab，非常方便。(A toolbox of Matlab functions has been made available for readers of Colour Engineering (Green andMacDonald, 2003). Functions are included for the computation of colorimetric quant

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 veh