Alibaba Cloud Developer

Sep 25, 2018 · Artificial Intelligence

How Deep Learning Unwarps Curved Document Images for Better OCR

This article explores the challenges of OCR on warped document images, reviews traditional and deep‑learning‑based correction methods, describes a synthetic dataset generation pipeline, proposes enhanced U‑Net architectures including stacked and dilated variants, evaluates them with MS‑SSIM, and outlines future research directions.