# A sparse representation based image steganography using Particle Swarm Optimization and wavelet transform

> Research article (Alexandria Engineering Journal, 2017) · cited 61× · AI/ML

**Wikidata**: [openalex:W2765505907](https://www.wikidata.org/wiki/openalex:W2765505907)  
**Source**: https://4ort.xyz/entity/a-sparse-representation-based-image-steganography-using-particle-swarm-optimization-and-wavelet-transform