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请教一下关于提高正确识别率的问题 #21

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onlyJinx opened this issue Dec 6, 2021 · 4 comments
Closed

请教一下关于提高正确识别率的问题 #21

onlyJinx opened this issue Dec 6, 2021 · 4 comments

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@onlyJinx
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onlyJinx commented Dec 6, 2021

在直接识别的情况下会出现挺高的错误（见下面图片），想请教下在已知验证码图片有以下规律的情况下想提高识别率，大佬能否提供一点意见。。

1、全都是单一色调
2、全部都是五个字母组成
3、干扰因素只有一条从左到右的线条

image
@sml2h3
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sml2h3 commented Dec 6, 2021

1、转灰度
2、通过膨胀减少字母中的噪音，使其变成一个实心的字体
3、通过腐蚀可以去除大部分横向线条

@onlyJinx
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onlyJinx commented Dec 6, 2021

好的， 谢谢建议。
有疑问再来请教~

@onlyJinx onlyJinx closed this as completed Dec 6, 2021
@onlyJinx
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onlyJinx commented Dec 6, 2021

对了，完成以上操作有啥python库可以推荐吗？
有个关键字我好搜索学习使用。。

@sml2h3
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sml2h3 commented Dec 6, 2021

对了，完成以上操作有啥python库可以推荐吗？ 有个关键字我好搜索学习使用。。

opencv就可以

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@sml2h3 @onlyJinx