# K-core decomposition in recommender systems improves accuracy of rating prediction

> Research article (International Journal of Modern Physics C, 2021) · cited 10× · AI/ML

**Wikidata**: [openalex:W3128100016](https://www.wikidata.org/wiki/openalex:W3128100016)  
**Source**: https://4ort.xyz/entity/k-core-decomposition-in-recommender-systems-improves-accuracy-of-rating-prediction