# Tag Refinement for User-Contributed Images via Graph Learning and Nonnegative Tensor Factorization

> Research article (IEEE Signal Processing Letters, 2015) · cited 10× · AI/ML

**Wikidata**: [openalex:W1999530714](https://www.wikidata.org/wiki/openalex:W1999530714)  
**Source**: https://4ort.xyz/entity/tag-refinement-for-user-contributed-images-via-graph-learning-and-nonnegative-tensor-factorization