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arXiv 2102.08867cs.SImath.SP
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扩散框架下的超图拉普拉斯算子

Hypergraph Laplacians in Diffusion Framework

Mehmet Emin Aktas, Esra Akbas

摘要:

网络是用于对发生交互的复杂系统进行建模的重要结构。在基本网络模型中,实体被表示为节点,并且它们之间的交互和关系被表示为边。然而,在一个复杂的系统中,我们不能把所有的关系都描述为成对的相互作用,而应该描述为高阶的相互作用。超图被成功地用于模拟复杂系统中的高阶相互作用。本文在扩散框架下提出了两个新的超图拉普拉斯算子。我们的拉普拉斯算子考虑了高阶相互作用之间的关系,因此不仅可以用来模拟超图上顶点之间的扩散,还可以用来模拟高阶结构之间的扩散。这些拉普拉斯算子可以用于超图上的不同网络挖掘问题,例如超图上的社会传染模型,超图上的影响研究和超图分类。

英文摘要:

Networks are important structures used to model complex systems where interactions take place. In a basic network model, entities are represented as nodes, and interaction and relations among them are represented as edges. However, in a complex system, we cannot describe all relations as pairwise interactions, rather should describe as higher-order interactions. Hypergraphs are successfully used to model higher-order interactions in complex systems. In this paper, we present two new hypergraph Laplacians based on diffusion framework. Our Laplacians take the relations between higher-order interactions into consideration, hence can be used to model diffusion on hypergraphs not only between vertices but also higher-order structures. These Laplacians can be employed in different network mining problems on hypergraphs, such as social contagion models on hypergraphs, influence study on hypergraphs, and hypergraph classification, to list a few.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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