Test Paper Analysis(试卷分析) 参考资料 基于OpenCV的答题卡识别 OpenCV实战（三）——考试试卷填空题下划线的定位与提取 opencv+python机读卡识别（一）预处理 opencv+python机读卡识别（二）边缘检测及分割 opencv+python机读卡识别（三）对选择题识别 opencv+python机读卡识别（四）百度API进行数字识别