# Combining review-based collaborative filtering and matrix factorization: A solution to rating's sparsity problem

> Research article (Decision Support Systems, 2022) · cited 98× · AI/ML

**Wikidata**: [openalex:W4210386571](https://www.wikidata.org/wiki/openalex:W4210386571)  
**Source**: https://4ort.xyz/entity/combining-review-based-collaborative-filtering-and-matrix-factorization-a-solution-to-rating-s-sparsity-problem