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Graph generative models are a highly active branch of machine learning. Given the steady development of new models of ever-increasing complexity, it is necessary to provide a principled way to evaluate and compare them. In this paper, we…

机器学习 · 计算机科学 2022-03-21 Leslie O'Bray , Max Horn , Bastian Rieck , Karsten Borgwardt

Data-centric AI, with its primary focus on the collection, management, and utilization of data to drive AI models and applications, has attracted increasing attention in recent years. In this article, we conduct an in-depth and…

机器学习 · 计算机科学 2023-09-21 Xin Zheng , Yixin Liu , Zhifeng Bao , Meng Fang , Xia Hu , Alan Wee-Chung Liew , Shirui Pan

The complexity and interconnectivity of entities involved in money laundering demand investigative reasoning over graph-structured data. This paper explores the use of large language models (LLMs) as reasoning engines over localized…

机器学习 · 计算机科学 2026-05-12 Erfan Pirmorad

Community detection in graphs has many important and fundamental applications including in distributed systems, compression, image segmentation, divide-and-conquer graph algorithms such as nested dissection, document and word clustering,…

社会与信息网络 · 计算机科学 2019-06-18 Ryan A. Rossi , Nesreen K. Ahmed , Eunyee Koh , Sungchul Kim

Large language models (LLMs) have recently achieved remarkable success in various reasoning tasks in the field of natural language processing. This success of LLMs has also motivated their use in graph-related tasks. Among others, recent…

机器学习 · 计算机科学 2024-09-27 Konstantinos Skianis , Giannis Nikolentzos , Michalis Vazirgiannis

Due to their excellent drug-like and pharmacokinetic properties, small molecule drugs are widely used to treat various diseases, making them a critical component of drug discovery. In recent years, with the rapid development of deep…

机器学习 · 计算机科学 2025-05-15 Kun Li , Yida Xiong , Hongzhi Zhang , Xiantao Cai , Jia Wu , Bo Du , Wenbin Hu

Link prediction is a fundamental problem in graph data analysis. While most of the literature focuses on transductive link prediction that requires all the graph nodes and majority of links in training, inductive link prediction, which only…

机器学习 · 计算机科学 2021-10-01 Huidong Liang , Junbin Gao

Uncertainty estimation in deep models is essential in many real-world applications and has benefited from developments over the last several years. Recent evidence suggests that existing solutions dependent on simple Gaussian formulations…

机器学习 · 计算机科学 2022-05-11 Jurijs Nazarovs , Ronak R. Mehta , Vishnu Suresh Lokhande , Vikas Singh

How might one test the hypothesis that networks were sampled from the same distribution? Here, we compare two statistical tests that use subgraph counts to address this question. The first uses the empirical subgraph densities themselves as…

统计方法学 · 统计学 2023-07-20 Gecia Bravo-Hermsdorff , Lee M. Gunderson , Pierre-André Maugis , Carey E. Priebe

Learning properties of large graphs from samples has been an important problem in statistical network analysis since the early work of Goodman \cite{Goodman1949} and Frank \cite{Frank1978}. We revisit a problem formulated by Frank…

统计理论 · 数学 2019-06-18 Jason M. Klusowski , Yihong Wu

A complete subgraph of any simple graph $G$ on $k$ vertices is called a $k$-\emph{clique} of $G$. In this paper, we first introduce the concept of the value of a $k$-clique ($k>1$) as an extension of the idea of the degree of a given…

组合数学 · 数学 2022-06-27 Hossein Teimoori Faal

The hardcore model on a graph $G$ with parameter $\lambda>0$ is a probability measure on the collection of all independent sets of $G$, that assigns to each independent set $I$ a probability proportional to $\lambda^{|I|}$. In this paper we…

概率论 · 数学 2021-06-25 Bhaswar B. Bhattacharya , Kavita Ramanan

Visual rendering of graphs is a key task in the mapping of complex network data. Although most graph drawing algorithms emphasize aesthetic appeal, certain applications such as travel-time maps place more importance on visualization of…

机器学习 · 统计学 2014-01-20 Brian Baingana , Georgios B. Giannakis

Large datasets with interactions between objects are common to numerous scientific fields (i.e. social science, internet, biology...). The interactions naturally define a graph and a common way to explore or summarize such dataset is graph…

应用统计 · 统计学 2009-10-13 Hugo Zanghi , Stevenn Volant , Christophe Ambroise

Certain methods of analysis require the knowledge of the spatial distances between entities whose data are stored in a microdata table. For instance, such knowledge is necessary and sufficient to perform data mining tasks such as nearest…

密码学与安全 · 计算机科学 2014-02-14 Martin Kroll

Interacting particles on graphs are routinely used to study magnetic behaviour in physics, disease spread in epidemiology, and opinion dynamics in social sciences. The literature on mean-field approximations of such systems for large graphs…

物理与社会 · 物理学 2022-07-15 Kai Cui , Wasiur R. KhudaBukhsh , Heinz Koeppl

Network theory has proven to be a powerful tool in describing and analyzing systems by modelling the relations between their constituent objects. In recent years great progress has been made by augmenting `traditional' network theory.…

数据分析、统计与概率 · 物理学 2016-06-03 Dominik Traxl , Niklas Boers , Jürgen Kurths

Graphlet analysis is an approach to network analysis that is particularly popular in bioinformatics. We show how to set up a system of linear equations that relate the orbit counts and can be used in an algorithm that is significantly…

数据结构与算法 · 计算机科学 2017-04-12 Tomaž Hočevar , Janez Demšar

The study of networks leads to a wide range of high dimensional inference problems. In many practical applications, one needs to draw inference from one or few large sparse networks. The present paper studies hypothesis testing of graphs in…

We consider Gallai's graph Modular Decomposition theory for network analytics. On the one hand, by arguing that this is a choice tool for understanding structural and functional similarities among nodes in a network. On the other, by…

离散数学 · 计算机科学 2018-12-04 Carenne Ludena , Miguel mendez , Nicolas Bolivar