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The Graph Automata have been the paradigm in the expression of utilizing Graphs as a language. Matrix Graph grammars \cite{Pedro} are an algebratization of graph rewriting systems. Here we present the dual of this formalizm which some…

计算复杂性 · 计算机科学 2015-12-08 Joshua Herman , Keith David Pedersen

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

We introduce AutoGraph, a scalable autoregressive model for attributed graph generation using decoder-only transformers. By flattening graphs into random sequences of tokens through a reversible process, AutoGraph enables modeling graphs as…

机器学习 · 计算机科学 2025-12-09 Dexiong Chen , Markus Krimmel , Karsten Borgwardt

Representing patterns as labeled graphs is becoming increasingly common in the broad field of computational intelligence. Accordingly, a wide repertoire of pattern recognition tools, such as classifiers and knowledge discovery procedures,…

计算机视觉与模式识别 · 计算机科学 2017-05-11 Lorenzo Livi

A spatially distributed system contains a large amount of agents with limited sensing, data processing, and communication capabilities. Recent technological advances have opened up possibilities to deploy spatially distributed systems for…

信息论 · 计算机科学 2015-11-30 Cheng Cheng , Yingchun Jiang , Qiyu Sun

In this paper, we introduce a generic and fresh model for distributed planning called "Distributed Planning Through Graph Merging" ({\sf DPGM}). This model unifies the different steps of the distributed planning process into a single step.…

人工智能 · 计算机科学 2018-10-22 Damien Pellier , lias. Belaidi

Representing and exploiting multivariate signals requires capturing relations between variables, which we can represent by graphs. Graph dictionaries allow to describe complex relational information as a sparse sum of simpler structures,…

机器学习 · 计算机科学 2026-01-09 William Cappelletti , Pascal Frossard

Distributed automata are finite-state machines that operate on finite directed graphs. Acting as synchronous distributed algorithms, they use their input graph as a network in which identical processors communicate for a possibly infinite…

形式语言与自动机理论 · 计算机科学 2018-12-21 Fabian Reiter

In the realm of generative models for graphs, extensive research has been conducted. However, most existing methods struggle with large graphs due to the complexity of representing the entire joint distribution across all node pairs and…

社会与信息网络 · 计算机科学 2024-05-15 Andreas Bergmeister , Karolis Martinkus , Nathanaël Perraudin , Roger Wattenhofer

We consider the problem of classifying a map using a team of communicating robots. It is assumed that all robots have localized visual sensing capabilities and can exchange their information with neighboring robots. Using a graph…

机器人学 · 计算机科学 2021-03-11 Guangyi Liu , Arash Amini , Martin Takáč , Héctor Muñoz-Avila , Nader Motee

This paper introduces a new probabilistic architecture called Sum-Product Graphical Model (SPGM). SPGMs combine traits from Sum-Product Networks (SPNs) and Graphical Models (GMs): Like SPNs, SPGMs always enable tractable inference using a…

机器学习 · 统计学 2017-08-23 Mattia Desana , Christoph Schnörr

Word-representable graphs, which are the same as semi-transitively orientable graphs, generalize several fundamental classes of graphs. In this paper we propose a novel approach to study word-representability of graphs using a technique of…

组合数学 · 数学 2023-12-19 Sumin Huang , Sergey Kitaev , Artem Pyatkin

Graph decompositions are the natural generalisation of tree decompositions where the decomposition tree is replaced by a genuine graph. Recently they found theoretical applications in the theory of sparsity, topological graph theory,…

离散数学 · 计算机科学 2023-12-20 Johannes Carmesin , Sarah Frenkel

Recent years have witnessed a wave of research activities in systems science toward the study of population systems. The driving force behind this shift was geared by numerous emerging and ever-changing technologies in life and physical…

最优化与控制 · 数学 2019-08-16 Jr-Shin Li , Wei Zhang , Lin Tie

The Blow-up Lemma established by Koml\'os, S\'ark\"ozy, and Szemer\'edi in 1997 is an important tool for the embedding of spanning subgraphs of bounded maximum degree. Here we prove several generalisations of this result concerning the…

组合数学 · 数学 2013-05-10 Julia Böttcher , Yoshiharu Kohayakawa , Anusch Taraz , Andreas Würfl

Harary and Palmer announced an enumeration problem of labelled self-complementary graphs at the end of their book (Graphical Enumeration, Academic Press, New York and London, 1973). This paper resolves this problem. A method for solving…

组合数学 · 数学 2009-09-15 Shinsei Tazawa

We introduces the umodules, a generalisation of the notion of graph module. The theory we develop captures among others undirected graphs, tournaments, digraphs, and $2-$structures. We show that, under some axioms, a unique decomposition…

数据结构与算法 · 计算机科学 2009-09-29 Binh-Minh Bui-Xuan , Michel Habib , Vincent Limouzy , Fabien De Montgolfier

Directed acyclic graphs are the basic representation of the structure underlying Bayesian networks, which represent multivariate probability distributions. In many practical applications, such as the reverse engineering of gene regulatory…

统计计算 · 统计学 2013-11-15 Jack Kuipers , Giusi Moffa

Accurate electricity demand forecasting is essential for several reasons, especially as the integration of renewable energy sources and the transition to a decentralized network paradigm introduce greater complexity and uncertainty. The…

机器学习 · 计算机科学 2026-05-12 Eloi Campagne , Yvenn Amara-Ouali , Yannig Goude , Argyris Kalogeratos

Unions of graph Fourier multipliers are an important class of linear operators for processing signals defined on graphs. We present a novel method to efficiently distribute the application of these operators to the high-dimensional signals…

分布式、并行与集群计算 · 计算机科学 2016-11-17 David I Shuman , Pierre Vandergheynst , Pascal Frossard