AlaskahPDF
Guía PDF
OCR2026-03

Preparar PDF escaneado para mejor OCR

Revisar DPI, contraste, orientacion y ruido mejora mucho el OCR.

OCR accuracy depends heavily on source quality, not only the tool.

2

Resolucion

Use at least 300 DPI to preserve character boundaries.

3

Contraste

Keep text/background contrast clear for stable recognition.

4

Orientacion

Correct page orientation before running OCR.

5

Ruido

Reduce scan noise to avoid false character detection.

6

Validacion

After extraction, validate numbers, names, and email addresses first.

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