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author:

吴丽丽 (吴丽丽.) [1] | 余春艳 (余春艳.) [2]

Indexed by:

PKU CSCD

Abstract:

倾斜的车牌不利于车牌字符的分割。基于Sobel算子和Radon变换,提出了一种新的车牌倾斜校正方法。利用Sobel算子对二值化后的车牌进行水平和垂直两个方向的边缘检测,在边缘检测结果的基础上用Radon变换测出车牌在水平和垂直两个方向上的倾斜角,结合倾斜角用剪切变换对二值化后的车牌进行校正。实验结果表明,该方法简单易行,对污迹、光照不敏感。

Keyword:

Radon变换 Sobel算子 倾斜校正 剪切变换 车牌

Community:

  • [ 1 ] 福州大学数学与计算机科学学院

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Source :

计算机应用

Year: 2013

Issue: S1

Volume: 33

Page: 220-222

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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