On Tue, Oct 20, 2026 at 5:13 PM John R. Hogerhuis [email protected] <https://mailto:[email protected]> wrote:
Tesseract or something like it was probably the source of the original OCR > that's embedded in the PDF. It's something, but having messed with trying > to correct assembly listings and ASCII art using it, it's not great. Maybe > that was a skill issue on my part, but the AI is doing a very good job in > comparison to what I was getting. > Yeah, it’s not obvious how to extract monospaced text from a PDF. If you try to cut and paste, it’ll put the text in “reading order” instead of the physical layout. I don’t know how to do in Microsoft Windows, but in UNIX you can do this (presuming an 8 point fixed width font): pdftotext -fixed 8 -layout input.pdf output.txt —b9
