Looking for a way to make their images resistant to Optical character recognition (OCR) attack, the team looked at the manual of their Brother scanner, which had recommendations for improving OCR's results (similar typefaces, plain backgrounds, etc.).
Procurando facer as súas imaxes resistentes ao ataque do OCR (Recoñecemento Óptico de Caracteres), o equipo ollou o manual do scanner, obtendo recomendacións para mellorar os resultados do OCR (typefaces similares, fondos lisos etc.).