# Unsupervised document image binarization using a system of nonlinear partial differential equations

> Research article (Applied Mathematics and Computation, 2021) · cited 16× · AI/ML

**Wikidata**: [openalex:W3214777630](https://www.wikidata.org/wiki/openalex:W3214777630)  
**Source**: https://4ort.xyz/entity/unsupervised-document-image-binarization-using-a-system-of-nonlinear-partial-differential-equations