# Robust image hashing using ring partition-PGNMF and local features

> Research article (SpringerPlus, 2016) · cited 47× · AI/ML

**Wikidata**: [openalex:W2551124778](https://www.wikidata.org/wiki/openalex:W2551124778)  
**Source**: https://4ort.xyz/entity/robust-image-hashing-using-ring-partition-pgnmf-and-local-features