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Probabilistic graphical models (PGMs) have become a popular tool for computational analysis of biological data in a variety of domains. But, what exactly are they and how do they work? How can we use PGMs to discover patterns that are…

定量方法 · 定量生物学 2010-02-22 Edoardo M Airoldi

Graph sampling is a technique to pick a subset of vertices and/ or edges from original graph. It has a wide spectrum of applications, e.g. survey hidden population in sociology [54], visualize social graph [29], scale down Internet AS graph…

社会与信息网络 · 计算机科学 2013-08-28 Pili Hu , Wing Cheong Lau

We introduce the idea of temporal graphs, a representation that encodes temporal data into graphs while fully retaining the temporal information of the original data. This representation lets us explore the dynamic temporal properties of…

物理与社会 · 物理学 2013-06-06 Vassilis Kostakos

Randomness is a crucial resource for a broad range of important applications, such as Monte Carlo simulation and computation, generative artificial intelligence and cryptography. But what is randomness? A widely accepted definition has…

量子物理 · 物理学 2024-10-01 Mario Stipčević

We construct explicit families of graphs whose eigenvalues are asymptotically distributed according to Wigner's semicircle law; in other words, that are spectrally indistinguishable from random graphs. However, in other respects they are…

组合数学 · 数学 2025-11-27 Arthur Forey , Javier Fresán , Emmanuel Kowalski , Yuval Wigderson

We investigate graph representation learning approaches that enable models to generalize across graphs: given a model trained using the representations from one graph, our goal is to apply inference using those same model parameters when…

机器学习 · 计算机科学 2023-02-20 Anton Amirov , Chris Quirk , Jennifer Neville

\emph{Uncertain Graph} (also known as \emph{Probabilistic Graph}) is a generic model to represent many real\mbox{-}world networks from social to biological. In recent times analysis and mining of uncertain graphs have drawn significant…

数据库 · 计算机科学 2021-06-16 Suman Banerjee

Graphs are a powerful data structure to represent relational data and are widely used to describe complex real-world data structures. Probabilistic Graphical Models (PGMs) have been well-developed in the past years to mathematically model…

人工智能 · 计算机科学 2023-01-31 Chenqing Hua , Sitao Luan , Qian Zhang , Jie Fu

The semi-random graph process is a single-player game that begins with an empty graph on $n$ vertices. In each round, a vertex $u$ is presented to the player independently and uniformly at random. The player then adaptively selects a vertex…

组合数学 · 数学 2024-03-05 Natalie C. Behague , Trent G. Marbach , Pawel Pralat , Andrzej Rucinski

A pseudoline arrangement graph is a planar graph induced by an embedding of a (simple) pseudoline arrangement. We study the corresponding graph realization problem and properties of pseudoline arrangement graphs. In the first part, we give…

组合数学 · 数学 2021-03-04 Sandip Das , Siddani Bhaskara Rao , Uma kant Sahoo

We investigate topological, combinatorial, statistical, and enumeration properties of finite graphs with high Kolmogorov complexity (almost all graphs) using the novel incompressibility method. Example results are: (i) the mean and variance…

组合数学 · 数学 2007-05-23 Harry Buhrman , Ming Li , John Tromp , Paul Vitanyi

Isoradial graphs are a natural generalization of regular graphs which give, for many models of statistical mechanics, the right framework for studying models at criticality. In this survey paper, we first explain how isoradial graphs…

概率论 · 数学 2010-12-16 Cédric Boutillier , Béatrice De Tilière

Retrieving cohesive subgraphs in networks is a fundamental problem in social network analysis and graph data management. These subgraphs can be used for marketing strategies or recommendation systems. Despite the introduction of numerous…

社会与信息网络 · 计算机科学 2025-07-16 Dahee Kim , Song Kim , Jeongseon Kim , Junghoon Kim , Kaiyu Feng , Sungsu Lim , Jungeun Kim

This paper has dual aims. First is to develop practical universal coding methods for unlabeled graphs. Second is to use these for graph anomaly detection. The paper develops two coding methods for unlabeled graphs: one based on the degree…

信息论 · 计算机科学 2018-04-10 Anders Host-Madsen , June Zhang

Graphical models can represent a multivariate distribution in a convenient and accessible form as a graph. Causal models can be viewed as a special class of graphical models that not only represent the distribution of the observed system…

统计方法学 · 统计学 2017-06-29 Christina Heinze-Deml , Marloes H. Maathuis , Nicolai Meinshausen

In this paper we relate a fundamental parameter of a random graph, its degree sequence, to a simple model of nearly independent binomial random variables. This confirms a conjecture made in 1997. As a result, many interesting functions of…

组合数学 · 数学 2019-08-27 Anita Liebenau , Nick Wormald

Asymptotic properties of random regular graphs are object of extensive study in mathematics. In this note we argue, based on theory of spin glasses, that in random regular graphs the maximum cut size asymptotically equals the number of…

无序系统与神经网络 · 物理学 2010-02-25 Lenka Zdeborová , Stefan Boettcher

For real application and theoretical investigation of ordinary hypergraphs and non-ordinary hypergraphs, researchers need to establish standard rules and feasible operating methods. We propose a visualization tool for investigating…

历史与综述 · 数学 2025-03-27 Fei Ma , Bing Yao

We propose a new approach to text semantic analysis and general corpus analysis using, as termed in this article, a "bi-gram graph" representation of a corpus. The different attributes derived from graph theory are measured and analyzed as…

机器学习 · 计算机科学 2021-07-30 Thomas Konstantinovsky , Matan Mizrachi

An important question in statistical network analysis is how to estimate models of discrete and dependent network data with intractable likelihood functions, without sacrificing computational scalability and statistical guarantees. We…

统计理论 · 数学 2026-03-06 Jonathan R. Stewart , Michael Schweinberger