# Graph Fourier Transform Based Audio Zero-Watermarking

> Research article (IEEE Signal Processing Letters, 2021) · cited 24× · AI/ML

**Wikidata**: [openalex:W3201336428](https://www.wikidata.org/wiki/openalex:W3201336428)  
**Source**: https://4ort.xyz/entity/graph-fourier-transform-based-audio-zero-watermarking