# An Efficient Second-Order Approach to Factorize Sparse Matrices in Recommender Systems

> Research article (IEEE Transactions on Industrial Informatics, 2015) · cited 112× · AI/ML

**Wikidata**: [openalex:W1492095519](https://www.wikidata.org/wiki/openalex:W1492095519)  
**Source**: https://4ort.xyz/entity/an-efficient-second-order-approach-to-factorize-sparse-matrices-in-recommender-systems