# Optical multi-image encryption scheme based on discrete cosine transform and nonlinear fractional Mellin transform

> Research article (Multimedia Tools and Applications, 2016) · cited 49× · AI/ML

**Wikidata**: [openalex:W2267364433](https://www.wikidata.org/wiki/openalex:W2267364433)  
**Source**: https://4ort.xyz/entity/optical-multi-image-encryption-scheme-based-on-discrete-cosine-transform-and-nonlinear-fractional-mellin-transform