# How Do Recommendation Models Amplify Popularity Bias? An Analysis from the Spectral Perspective

> Research article (Proceedings of the Eighteenth ACM International Conference on Web Search and Data Mining, 2025) · cited 13× · AI/ML

**Wikidata**: [openalex:W4407953214](https://www.wikidata.org/wiki/openalex:W4407953214)  
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