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dcic-ocr's Introduction

基于文本字符的交易验证码识别

  • A榜第3、B榜第6

  • part2_code是队友@Ernnnn的

解决方案

  • 使用基于多分类的思路，以effb4为主要模型
  • 使用多种数据增强手段进行增强，包括mixup、cutmix、fmix等
  • 使用imagecaptcha库进行数据生成
  • 使用EMA增强模型性能
  • 使用贝叶斯优化提升模型融合效果

运行步骤

  1. 下载image文件夹内的镜像并用7z解压
  2. 将训练、测试数据分别放置于raw_data/train,raw_data/test
  3. 运行image/run.sh脚本即可得到结果

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