OCR accuracy depends heavily on source quality, not only the tool.
2
Resolucao
Use at least 300 DPI to preserve character boundaries.
3
Contraste
Keep text/background contrast clear for stable recognition.
4
Orientacao
Correct page orientation before running OCR.
5
Ruido
Reduce scan noise to avoid false character detection.
6
Validacao
After extraction, validate numbers, names, and email addresses first.