# Optical asymmetric watermarking using modified wavelet fusion and diffractive imaging

> Research article (Optics and Lasers in Engineering, 2015) · cited 49× · AI/ML

**Wikidata**: [openalex:W1984223060](https://www.wikidata.org/wiki/openalex:W1984223060)  
**Source**: https://4ort.xyz/entity/optical-asymmetric-watermarking-using-modified-wavelet-fusion-and-diffractive-imaging