# Slant rectification in Russian passport OCR system using fast Hough transform

> Research article (Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE, 2017) · cited 13× · AI/ML

**Wikidata**: [openalex:W2595620450](https://www.wikidata.org/wiki/openalex:W2595620450)  
**Source**: https://4ort.xyz/entity/slant-rectification-in-russian-passport-ocr-system-using-fast-hough-transform