Towards Document Image Quality Assessment: A Text Line Based Framework and A Synthetic Text Line Image Dataset

no code implementations • 5 Jun 2019 • Hongyu Li, Fan Zhu, Junhua Qiu

Firstly, since document image quality assessment is more interested in text, we propose a text line based framework to estimate document image quality, which is composed of three stages: text line detection, text line quality prediction, and overall quality assessment.

Image Quality Assessment Line Detection

CG-DIQA: No-reference Document Image Quality Assessment Based on Character Gradient

no code implementations • 11 Jul 2018 • Hongyu Li, Fan Zhu, Junhua Qiu

Document image quality assessment (DIQA) is an important and challenging problem in real applications.

Image Quality Assessment Optical Character Recognition (OCR)