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一种基于车牌特征信息的车牌识别方法
引用本文:骆雪超,刘桂雄,冯云庆,申柏华.一种基于车牌特征信息的车牌识别方法[J].华南理工大学学报(自然科学版),2003,31(4):70-73.
作者姓名:骆雪超  刘桂雄  冯云庆  申柏华
作者单位:1. 华南理工大学,网络教育学院,广东,广州,510640
2. 华南理工大学,机械工程学院,广东,广州,510640
摘    要:提出一种基于车牌特征信息分析的车牌识别方法,它充分利用车牌定位和字符分割过程中得到的信息对车牌识别过程进行反馈,将二值化、车牌定位和字符分割紧密结合,注重车牌与车辆背景图像分离特征,以连通域分析为字符分割特点,结合局部二值化算法,提高正确率。实际应用结果表明,本方法具有很强的环境适应性和鲁棒性。

关 键 词:车牌识别  车牌定位  模式识别
文章编号:1000-565X(2003)04-0070-04
修稿时间:2002年3月22日

A Vehicle License Plate Recognition Method Based on the Characteristics of Vehicle License Plate
Luo Xue-chao Liu Gui-xiong Feng Yun-qing Shen Bai-hua.A Vehicle License Plate Recognition Method Based on the Characteristics of Vehicle License Plate[J].Journal of South China University of Technology(Natural Science Edition),2003,31(4):70-73.
Authors:Luo Xue-chao Liu Gui-xiong Feng Yun-qing Shen Bai-hua
Abstract:A vehicle license plate recognition method based on the characteristics of vehicle license plate is presented in this paper. It fully utilizes the information gained from the processes of license location and character segmentation to feedback to the license plate recognition. The processes of binarization, license plate location and character segmentation are combined. This method concentrates on the segmentation between the license plate and the vehicle background image. To improve the correct segmetation ratio, character segmentation is based on the analysis of continuous area and is combined with the local binarization. This method has been proved to be robust and highly adaptive to the environment in actual application.
Keywords:vehicle license plate recognition  vehicle license plate location  pattern recognition  
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