# HHMF: hidden hierarchical matrix factorization for recommender systems

> Research article (Data Mining and Knowledge Discovery, 2019) · cited 27× · AI/ML

**Wikidata**: [openalex:W2946972569](https://www.wikidata.org/wiki/openalex:W2946972569)  
**Source**: https://4ort.xyz/entity/hhmf-hidden-hierarchical-matrix-factorization-for-recommender-systems