delphi OCR 源码

上传者: gongpinke | 上传时间: 2022-04-18 09:58:30 | 文件大小: 855KB | 文件类型: RAR
思路简要说明: 1、图像二值化 将图片中的各点用0或1表示,1为有效点,0为背景。这里使用的是最大类间方差法 (otsu),在资料中有介绍。 2、去除干扰点 3、分割 将整个的图片分为每个单独的字,在下一步中才能一一识别。 4、与样本库进行对比,寻求最近似匹配 这步是比较核心的地方,由于要识别的图形每次都是随机变化的,我们不能进行完 全匹配识别,所以使用的是‘欧氏距离’来进行最近似匹配,资料中的《自由手写体 数字识别》里面有详细说明。 (样本库文件是按照匹配的特征通过事先编写的程序进行学习得到的)

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评论信息

  • lemail236 :
    挺好!有一定借鉴意义
    2021-06-10
  • icharlie :
    现在特征库是动网的4位数字。事先编写的程序是什么,无法进行本地库编写和学习
    2016-02-29
  • s342893155 :
    还可以,就是感觉有点乱
    2015-08-10
  • bjsjp :
    用着还可以!
    2015-07-05
  • hw2007name :
    功能不是很完美,作为学习的参与还是可以的
    2015-05-08

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