# Digital hologram watermarking by embedding Fresnel-diffracted watermark data

> Research article (Optical Engineering, 2019) · cited 12× · AI/ML

**Wikidata**: [openalex:W2924544695](https://www.wikidata.org/wiki/openalex:W2924544695)  
**Source**: https://4ort.xyz/entity/digital-hologram-watermarking-by-embedding-fresnel-diffracted-watermark-data