A new benchmark with synthetic PDFs and LLM semantic judging reveals wide performance gaps among PDF parsers on math formulas and validates the judge via human ratings at r=0.78.
G itHub repository, https://github.com/py-pdf/pypdf (2025), accessed: 2025-12-01
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Benchmarking Document Parsers on Mathematical Formula Extraction from PDFs
A new benchmark with synthetic PDFs and LLM semantic judging reveals wide performance gaps among PDF parsers on math formulas and validates the judge via human ratings at r=0.78.