# Improving collaborative filtering's rating prediction quality in dense datasets, by pruning old ratings

> Research article (2017 IEEE Symposium on Computers and Communications (ISCC), 2017) · cited 20× · AI/ML

**Wikidata**: [openalex:W2753177671](https://www.wikidata.org/wiki/openalex:W2753177671)  
**Source**: https://4ort.xyz/entity/improving-collaborative-filtering-s-rating-prediction-quality-in-dense-datasets-by-pruning-old-ratings