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My PDF-to-Markdown converter kept flattening two-column papers into soup — column detection was the whole game

This story is from 2026-10-17. It is preserved in the archive; the latest stories are on the live feed.

I built the PDF-to-Markdown API expecting layout to be a solved problem. It isn't. The failure mode was subtle and brutal: academic papers with two-column layouts came back as interleaved garbage. Line one of column A, line one of column B, line two of column A... The Markdown looked fine at a glan…

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  1. 2026-10-17 11:02 · DEV Community — AI
    My PDF-to-Markdown converter kept flattening two-column papers into soup — column detection was the whole game

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