# Extended squared magic matrix for embedding secret information with large payload

> Research article (Multimedia Tools and Applications, 2019) · cited 13× · AI/ML

**Wikidata**: [openalex:W2913571845](https://www.wikidata.org/wiki/openalex:W2913571845)  
**Source**: https://4ort.xyz/entity/extended-squared-magic-matrix-for-embedding-secret-information-with-large-payload