| 基于阈值分割和区域生长的车牌识别方法 |
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| 引用本文： | 胡伟平,王日凤.基于阈值分割和区域生长的车牌识别方法[J].广西科学院学报,2016,32(1):54-58. |
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| 作者姓名： | 胡伟平 王日凤 |
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| 作者单位： | 广西科技大学计算机科学与通信工程学院,广西柳州,545006 |
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| 基金项目： | 广西科技大学科学基金项目(校科自1419212)，国家自然科学基金项目(61440017)，广西高校一般资助项目(201203YB129)，广西多源信息挖掘与安全重点实验室开放基金项目(MIMS13-04)资助。 |
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| 摘 要： | 【目的】改善车牌定位的质量,提高车牌识别的正确率和效率。【方法】联合使用阈值分割和区域生长算法进行车牌定位,使用垂直投影法进行字符分割,并使用字符模板匹配方法实现车牌字符的识别。【结果】基于阈值分割与区域生长的车牌识别方法能准确地识别出车牌号,识别率高,运行速度快。【结论】该方法实时性较好,具有一定的实用价值。
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| 关 键 词： | 阈值分割 区域生长 垂直投影 车牌识别 |
| 收稿时间： | 2015/10/11 0:00:00 |
Vehicle License Plate Recognition Method Based on Threshold Segmentation and Region Growing |
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| HU Weiping and WANG Rifeng.Vehicle License Plate Recognition Method Based on Threshold Segmentation and Region Growing[J].Journal of Guangxi Academy of Sciences,2016,32(1):54-58. |
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| Authors: | HU Weiping and WANG Rifeng |
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| Institution: | School of Computer Science and Communication Engineering, Guangxi University of Science and Technology, Liuzhou, Guangxi, 545006, China and School of Computer Science and Communication Engineering, Guangxi University of Science and Technology, Liuzhou, Guangxi, 545006, China |
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| Abstract: | Objective]To improve the effect of vehicle license plate location algorithm,and the accuracy and efficiency of vehicle license plate recognition algorithm.Methods]Threshold segmentation and region growing algorithm were combined to locate the vehicle license plate area.Vertical projection algorithm was used to split the plate characters.Template matc-hing algorithm was used to recognize the plate characters.Results]Experimental results show that the accuracy and speed of license plate numbers recognition are both improved through our method.Conclusion]The accuracy and real-time of vehicle license plate recognition method based on threshold segmentation and region growing shows its practical value. |
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| Keywords: | threshold segmentation region growing vertical projection vehicle license plate recognition |
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