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新的PBiLoss方法提高了图推荐系统的公平性

研究人员开发了一种新的正则化技术PBiLoss,以解决图推荐系统中的流行度偏差问题。该方法旨在通过惩罚过度推荐热门商品来提高公平性,从而促进更个性化的内容。PBiLoss被设计为模型无关的,可以集成到现有的框架中,如LightGCN。实验表明,在保持推荐准确性的同时,流行度偏差指标降低了高达10%。 AI

影响 引入了一种新颖的正则化技术,以增强图推荐系统的公平性和个性化。

排序理由 这是一篇详细介绍改进推荐系统公平性新方法的学术论文。

在 arXiv cs.AI 阅读 →

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新的PBiLoss方法提高了图推荐系统的公平性

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报道来源 [1]

  1. arXiv cs.AI TIER_1 English(EN) · Mohammad Naeimi, Mostafa Haghir Chehreghani ·

    PBiLoss:一种提高基于图的推荐系统公平性的感知流行度的正则化方法

    arXiv:2507.19067v2 Announce Type: replace-cross Abstract: Recommender systems based on graph neural networks (GNNs) have been proved to perform well on user-item interactions. However, they commonly suffer from popularity bias -- the tendency to over-recommend popular items -- re…