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基于DCT的BP网络及在福利彩票数字识别中的应用
引用本文:万里,路林吉.基于DCT的BP网络及在福利彩票数字识别中的应用[J].计算机工程,2004,30(15):132-133,145.
作者姓名:万里  路林吉
作者单位:上海交通大学自动化系,上海,200030
摘    要:提出了基于DCT(离散)的BP网进行字符识别的步骤和方法,该方法在很大程度上克服了BP网进行字符识别的缺陷,并且已经在上海福利彩票数字识别中获得成功应用。

关 键 词:BP网  DCT  Z扫描  数字识别
文章编号:1000-3428(2004)15-0132-02

BP Network Based on DCT and Its Application to Welfare Lottery Numeral Recognition
WAN Li,LU Linji.BP Network Based on DCT and Its Application to Welfare Lottery Numeral Recognition[J].Computer Engineering,2004,30(15):132-133,145.
Authors:WAN Li  LU Linji
Abstract:In this paper, a novel method is presented combining BP network with discrete cosine transform (DCT), and has been used in numeral recognition of Shanghai Welfare Lottery. The method can overcome the shortcoming of slow convergence rate of BP network greatly.
Keywords:BP network  DCT  Z scanning  Numeral recognition  
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