# Iterative Collaborative Filtering for Sparse Matrix Estimation

> Research article (Operations Research, 2021) · cited 11× · AI/ML

**Wikidata**: [openalex:W2774673489](https://www.wikidata.org/wiki/openalex:W2774673489)  
**Source**: https://4ort.xyz/entity/iterative-collaborative-filtering-for-sparse-matrix-estimation