# Robust Watermarking Scheme for Vector Geographic Data Based on the Ratio Invariance of DWT–CSVD Coefficients

> Research article (ISPRS International Journal of Geo-Information, 2022) · cited 15× · AI/ML

**Wikidata**: [openalex:W4309728455](https://www.wikidata.org/wiki/openalex:W4309728455)  
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