> For the complete documentation index, see [llms.txt](https://wiki.dmmax.me/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://wiki.dmmax.me/ocr.md).

# OCR

## Links

* [Extract text from PDF and convert to excel](https://docparser.com/blog/convert-pdf-to-excel/)
* [OCR documents structure](https://medium.com/geekculture/tesseract-ocr-understanding-the-contents-of-documents-beyond-their-text-a98704b7c655)
* [Tesseract Page Segmentation Modes (PSMs) Explained: How to Improve Your OCR Accuracy](https://pyimagesearch.com/2021/11/15/tesseract-page-segmentation-modes-psms-explained-how-to-improve-your-ocr-accuracy/)