# Learning Unsupervised Knowledge-Enhanced Representations to Reduce the Semantic Gap in Information Retrieval

> Research article (ACM Transactions on Information Systems, 2020) · cited 28× · AI/ML

**Wikidata**: [openalex:W3086232317](https://www.wikidata.org/wiki/openalex:W3086232317)  
**Source**: https://4ort.xyz/entity/learning-unsupervised-knowledge-enhanced-representations-to-reduce-the-semantic-gap-in-information-retrieval