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.
Hugging Fa ce Dataset, https://huggingface.co/datasets/getomni-ai/ocr-benchmark (2025), ac- cessed: 2025-11-17
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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.