# A Robust Image Watermarking Technique With an Optimal DCT-Psychovisual Threshold

> Research article (IEEE Access, 2018) · cited 138× · AI/ML

**Wikidata**: [openalex:W2796263928](https://www.wikidata.org/wiki/openalex:W2796263928)  
**Source**: https://4ort.xyz/entity/a-robust-image-watermarking-technique-with-an-optimal-dct-psychovisual-threshold