Top 2 document-extraction open source projects
Image-document-extract-and-correction
数字图像课程大作业，实现图片中文档提取与矫正。整体思路是通过hough变换检测出直线，进而得到角点，最后经过投影变换，进行矫正。整个项目只用到了opencv的IO操作(包括手写卷积，hough哈夫变换，投影变换等等)
ingest-file
Ingestors extract the contents of mixed unstructured documents into structured (followthemoney) data.
1-2 of 2 document-extraction projects