Popularity Bias

How Do Recommendation Models Amplify Popularity Bias? An Analysis from the Spectral Perspective
Recommendation Systems (RS) are often plagued by popularity bias. When training a recommendation model on a typically long-tailed …
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How graph convolutions amplify popularity bias for recommendation?
Graph convolutional networks (GCNs) have become prevalent in recommender system (RS) due to their superiority in modeling collaborative …
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