# Congruence and geometric feature-based commutative encryption-watermarking method for vector maps

> Research article (Computers & Geosciences, 2021) · cited 23× · AI/ML

**Wikidata**: [openalex:W3215968185](https://www.wikidata.org/wiki/openalex:W3215968185)  
**Source**: https://4ort.xyz/entity/congruence-and-geometric-feature-based-commutative-encryption-watermarking-method-for-vector-maps