# Improved block ordering and frequency selection for reversible data hiding in JPEG images

> Research article (Signal Processing, 2020) · cited 40× · AI/ML

**Wikidata**: [openalex:W3029954326](https://www.wikidata.org/wiki/openalex:W3029954326)  
**Source**: https://4ort.xyz/entity/improved-block-ordering-and-frequency-selection-for-reversible-data-hiding-in-jpeg-images