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This paper proposes a novel model for predicting subgraphs in dynamic graphs, an extension of traditional link prediction. This proposed end-to-end model learns a mapping from the subgraph structures in the current snapshot to the subgraph…

社会与信息网络 · 计算机科学 2021-08-18 Yuan Li , Chuanchang Chen , Yubo Tao , Hai Lin

Many link prediction algorithms require the computation of a similarity metric on each vertex pair, which is quadratic in the number of vertices and infeasible for large networks. We develop a class of link prediction algorithms based on a…

社会与信息网络 · 计算机科学 2017-04-10 Benjamin Pachev , Benjamin Webb

In this paper we present the application of a novel methodology to scientific citation and collaboration networks. This methodology is designed for understanding the governing dynamics of evolving networks and relies on an attachment…

无序系统与神经网络 · 物理学 2009-09-29 Gabor Csardi , Katherine Strandburg , Laszlo Zalanyi , Jan Tobochnik , Peter Erdi

We investigate the spectral properties of linear-width feed-forward neural networks, where the sample size is asymptotically proportional to network width. Empirically, we show that the spectra of weight in this high dimensional regime are…

机器学习 · 计算机科学 2023-11-09 Zhichao Wang , Andrew Engel , Anand Sarwate , Ioana Dumitriu , Tony Chiang

In real-world complex networks, understanding the dynamics of their evolution has been of great interest to the scientific community. Predicting future links is an essential task of social network analysis as the addition or removal of the…

社会与信息网络 · 计算机科学 2021-02-02 Akrati Saxena , George Fletcher , Mykola Pechenizkiy

We report on a detailed numerical study of the evolution of semilocal string networks, based on the largest and most accurate field theory simulations of these objects to date. We focus on the large-scale network properties, confirming…

高能物理 - 唯象学 · 物理学 2014-03-24 A. Achúcarro , A. Avgoustidis , A. M. M. Leite , A. Lopez-Eiguren , C. J. A. P. Martins , A. S. Nunes , J. Urrestilla

Network structures are extremely important to the study of political science. Much of the data in its subfields are naturally represented as networks. This includes trade, diplomatic and conflict relationships. The social structure of…

统计方法学 · 统计学 2011-05-05 Drew Conway

The prediction of graph evolution is an important and challenging problem in the analysis of networks and of the Web in particular. But while the appearance of new links is part of virtually every model of Web growth, the disappearance of…

社会与信息网络 · 计算机科学 2014-03-20 Julia Preusse , Jérôme Kunegis , Matthias Thimm , Sergej Sizov

We study the problem of learning a latent variable model from a stream of data. Latent variable models are popular in practice because they can explain observed data in terms of unobserved concepts. These models have been traditionally…

机器学习 · 计算机科学 2018-04-27 Tong Yu , Branislav Kveton , Zheng Wen , Hung Bui , Ole J. Mengshoel

In this paper, we propose an evolving network model growing fast in units of module, based on the analysis of the evolution characteristics in real complex networks. Each module is a small-world network containing several interconnected…

物理与社会 · 物理学 2011-10-11 Zou Zhi-Yun , Liu Peng , Lei Li , Gao Jian-Zhi

Determining the effect of structural perturbations on the eigenvalue spectra of networks is an important problem because the spectra characterize not only their topological structures, but also their dynamical behavior, such as…

无序系统与神经网络 · 物理学 2010-05-04 Attilio Milanese , Jie Sun , Takashi Nishikawa

We consider the problem of predicting link formation in Social Learning Networks (SLN), a type of social network that forms when people learn from one another through structured interactions. While link prediction has been studied for…

社会与信息网络 · 计算机科学 2023-01-05 Rajeev Sahay , Serena Nicoll , Minjun Zhang , Tsung-Yen Yang , Carlee Joe-Wong , Kerrie A. Douglas , Christopher G Brinton

As more and more robots are envisioned to cooperate with humans sharing the same space, it is desired for robots to be able to predict others' trajectories to navigate in a safe and self-explanatory way. We propose a Convolutional Neural…

人工智能 · 计算机科学 2021-09-01 Dapeng Zhao

Information diffusion in online social networks is affected by the underlying network topology, but it also has the power to change it. Online users are constantly creating new links when exposed to new information sources, and in turn…

社会与信息网络 · 计算机科学 2016-04-04 Mehrdad Farajtabar , Yichen Wang , Manuel Gomez Rodriguez , Shuang Li , Hongyuan Zha , Le Song

There has been considerable recent interest in the properties of networks, such as citation networks and the worldwide web, that grow by the addition of vertices, and a number of simple solvable models of network growth have been studied.…

统计力学 · 物理学 2011-11-09 Cristopher Moore , Gourab Ghoshal , M. E. J. Newman

Formation and fragmentation of networks is typically studied using percolation theory, but most previous research has been restricted to studying a phase transition in cluster size, examining the emergence of a giant component. This…

物理与社会 · 物理学 2013-10-22 Dane Taylor , Daniel B. Larremore

Link prediction is the problem of inferring whether potential edges between pairs of vertices in a graph will be present or absent in the near future. To perform this task it is usual to use information provided by a number of available and…

社会与信息网络 · 计算机科学 2014-08-14 Matias Estrada , Marcelo Mendoza

Attempting to fully exploit the rich information of topological structure and node features for attributed graph, we introduce self-supervised learning mechanism to graph representation learning and propose a novel Self-supervised Consensus…

社会与信息网络 · 计算机科学 2021-08-12 Changshu Liu , Liangjian Wen , Zhao Kang , Guangchun Luo , Ling Tian

Real-world networks are rarely static. Recently, there has been increasing interest in both network growth and network densification, in which the number of edges scales superlinearly with the number of nodes. Less studied but equally…

社会与信息网络 · 计算机科学 2023-05-10 Haochen Pi , Keith Burghardt , Allon G. Percus , Kristina Lerman

Objective: Modelling the associations from high-throughput experimental molecular data has provided unprecedented insights into biological pathways and signalling mechanisms. Graphical models and networks have especially proven to be useful…

机器学习 · 统计学 2013-04-24 Marco Scutari , Radhakrishnan Nagarajan