# Privacy-preserving collaborative filtering algorithm based on local differential privacy

> Research article (China Communications, 2021) · cited 19× · AI/ML

**Wikidata**: [openalex:W3216645980](https://www.wikidata.org/wiki/openalex:W3216645980)  
**Source**: https://4ort.xyz/entity/privacy-preserving-collaborative-filtering-algorithm-based-on-local-differential-privacy