# Contrast preserving decolorization based on the weighted normalized L1 norm

> Research article (Multimedia Tools and Applications, 2021) · cited 13× · AI/ML

**Wikidata**: [openalex:W3186385610](https://www.wikidata.org/wiki/openalex:W3186385610)  
**Source**: https://4ort.xyz/entity/contrast-preserving-decolorization-based-on-the-weighted-normalized-l1-norm