OCR parity: remove pre-binarization, gated deskew, DPI metadata; regen markitdownnet only (eng, PSM=6, DPI=300) #27
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…n markitdownnet only (eng, PSM=6, DPI=300)
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Summary
Testing
dotnet testdotnet run --project tools/OcrBench -- extract --input-dir dataset/validation --out-dir dataset/validation/_ocr --threads 1 --langs eng --psm 6 --refresh markitdownnetdotnet run --project tools/OcrBench -- compare --ocr-dir dataset/validation/_ocr --out-json artifacts/validation/OCR/bench-ocr.json --out-md artifacts/validation/OCR/summary-ocr.md(fails: Token-F1 0.6954 < 0.80 or line_F1 0.3794 < 0.50)https://chatgpt.com/codex/tasks/task_e_68a786d928ac8325bb19b5e3bce40bff