# Improving Exploratory Search Experience through Hierarchical Knowledge Graphs

> Research article (Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval, 2017) · cited 21× · AI/ML

**Wikidata**: [openalex:W2740831358](https://www.wikidata.org/wiki/openalex:W2740831358)  
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