# An optimal and secure watermarking system using SWT-SVD and PSO

> Research article (Indonesian Journal of Electrical Engineering and Computer Science, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W2996232996](https://www.wikidata.org/wiki/openalex:W2996232996)  
**Source**: https://4ort.xyz/entity/an-optimal-and-secure-watermarking-system-using-swt-svd-and-pso