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A Multiplex Hypergraph Attribute-Based Graph Collaborative Filtering for Cold-Start POI Recommendation

delete2025-01-01
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PRE
AI
S
Simon Nandwa Anijri
D
Derui Ding
Y
Yan Song
Y
Ying Sun
DOI:10.1109/TBDATA.2025.3533908delete
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摘要

摘要

En 中文
在基于位置的服务和个性化推荐领域,为移动用户推荐新颖且未访问过的兴趣点(POIs)的挑战因签到数据的稀疏性而加剧。传统推荐模型通常忽略用户和POI属性,这加剧了数据稀疏性和冷启动问题。为解决此问题,提出了一种新颖的多重超图属性基础图协同过滤方法用于POI推荐,以构建能够处理稀疏数据和冷启动场景的稳健推荐系统。具体而言,首先基于属性相似性、访问频率和偏好构建多重网络超图,以捕捉用户、POIs和属性之间的复杂关系。然后,开发了一种自适应变分图自编码器对抗网络,以从其属性分布中精确推断用户/POIs的偏好嵌入,这些分布反映了数据中的复杂属性依赖和潜在结构。此外,创建了一种基于图Sage K近邻网络和门控循环单元的双图神经网络变体,以有效捕捉邻域中的不同模态属性,包括用户偏好的时间依赖性和POIs的空间属性。最后,在Foursquare和Yelp数据集上进行的实验表明,所开发模型相较于一些典型的最先进方法具有优越性和稳健性,并充分说明了其在冷启动用户和POIs问题上的有效性。
Keyword:
Multiplex hypergraphs
graph neural networks
POI recommendation
attribute-based graph collaborative filtering
graph auto-encoder adversarial networks

期刊

I
IEEE Transactions on Big Data
IF:
5.7
论文数:
860
被引数:
3.0K

机构

U
university of shanghai for science and technology
学者数:
5.9K
论文数: 2.3K
被引数: 4
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