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

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Siyi Lin, Chongming Gao, Jiawei Chen, Sheng Zhou, Binbin Hu, Yan Feng, Chun Chen, Can Wang

Published: 2025, Last Modified: 18 Jan 2026WSDM 2025EveryoneRevisionsBibTeXCC BY-SA 4.0