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Analyzing large graph data is an essential part of many modern applications, such as social networks. Due to its large computational complexity, distributed processing is frequently employed. This requires graph data to be divided across…

分布式、并行与集群计算 · 计算机科学 2022-09-12 YoungJoon Park , DongKyu Lee , Tien-Cuong Bui

Graphical causal models are an important tool for knowledge discovery because they can represent both the causal relations between variables and the multivariate probability distributions over the data. Once learned, causal graphs can be…

人工智能 · 计算机科学 2017-04-11 Andrew J Sedgewick , Joseph D. Ramsey , Peter Spirtes , Clark Glymour , Panayiotis V. Benos

Inferring nonlinear and asymmetric causal relationships between multivariate longitudinal data is a challenging task with wide-ranging application areas including clinical medicine, mathematical biology, economics and environmental…

统计方法学 · 统计学 2021-08-25 Tom Edinburgh , Stephen J. Eglen , Ari Ercole

Given an extensive, semi-infinite collection of multivariate coevolving data sequences (e.g., sensor/web activity streams) whose observations influence each other, how can we discover the time-changing cause-and-effect relationships in…

机器学习 · 计算机科学 2026-02-19 Naoki Chihara , Yasuko Matsubara , Ren Fujiwara , Yasushi Sakurai

Identifying critical nodes and links in graphs is a crucial task. These nodes/links typically represent critical elements/communication links that play a key role in a system's performance. However, a majority of the methods available in…

社会与信息网络 · 计算机科学 2022-05-31 Sai Munikoti , Laya Das , Balasubramaniam Natarajan

Temporal networks have been increasingly used to model a diversity of systems that evolve in time; for example human contact structures over which dynamic processes such as epidemics take place. A fundamental aspect of real-life networks is…

物理与社会 · 物理学 2017-11-08 Luis E C Rocha , Naoki Masuda , Petter Holme

Networks are frequently used to model complex systems comprised of interacting elements. While edges capture the topology of direct interactions, the true complexity of many systems originates from higher-order patterns in paths by which…

社会与信息网络 · 计算机科学 2022-10-04 Christoph Gote , Vincenzo Perri , Ingo Scholtes

An increasing number of applications require real-time reasoning under uncertainty with streaming input. The temporal (dynamic) Bayes net formalism provides a powerful representational framework for such applications. However, existing…

人工智能 · 计算机科学 2013-01-07 Masami Takikawa , Bruce D'Ambrosio , Ed Wright

To represent the causal relationships between variables, a directed acyclic graph (DAG) is widely utilized in many areas, such as social sciences, epidemics, and genetics. Many causal structure learning approaches are developed to learn the…

机器学习 · 统计学 2025-01-14 Jianian Wang , Rui Song

Understanding how events in a scenario causally connect with each other is important for effectively modeling and reasoning about events. But event reasoning remains a difficult challenge, and despite recent advances, Large Language Models…

人工智能 · 计算机科学 2025-06-10 Mahnaz Koupaee , Xueying Bai , Mudan Chen , Greg Durrett , Nathanael Chambers , Niranjan Balasubramanian

Causal discovery studies the problem of mining causal relationships between variables from data, which is of primary interest in science. During the past decades, significant amount of progresses have been made toward this fundamental data…

人工智能 · 计算机科学 2016-11-28 Kui Yu , Jiuyong Li , Lin Liu

A temporal graph is a graph in which vertices communicate with each other at specific time, e.g., $A$ calls $B$ at 11 a.m. and talks for 7 minutes, which is modeled by an edge from $A$ to $B$ with starting time "11 a.m." and duration "7…

数据库 · 计算机科学 2016-01-26 Huanhuan Wu , Yuzhen Huang , James Cheng , Jinfeng Li , Yiping Ke

Unraveling the causal relationships among the execution of process activities is a crucial element in predicting the consequences of process interventions and making informed decisions regarding process improvements. Process discovery…

人工智能 · 计算机科学 2025-01-15 Fabiana Fournier , Lior Limonad , Inna Skarbovsky , Yuval David

Time plays an essential role in the diffusion of information, influence and disease over networks. In many cases we only observe when a node copies information, makes a decision or becomes infected -- but the connectivity, transmission…

社会与信息网络 · 计算机科学 2011-05-05 Manuel Gomez Rodriguez , David Balduzzi , Bernhard Schölkopf

Causal identification is at the core of the causal inference literature, where complete algorithms have been proposed to identify causal queries of interest. The validity of these algorithms hinges on the restrictive assumption of having…

机器学习 · 计算机科学 2023-10-30 Sina Akbari , Fateme Jamshidi , Ehsan Mokhtarian , Matthew J. Vowels , Jalal Etesami , Negar Kiyavash

Activities such as the movement of passengers and goods, the transfer of physical or digital assets, web navigation and even successive passes in football, result in timestamped paths through a physical or virtual network. The need to…

物理与社会 · 物理学 2024-07-30 Kevin Teo , Naomi Arnold , Andrew Hone , István Zoltán Kiss

Many real-world graphs or networks are temporal, e.g., in a social network persons only interact at specific points in time. This information directs dissemination processes on the network, such as the spread of rumors, fake news, or…

社会与信息网络 · 计算机科学 2021-08-23 Lutz Oettershagen , Nils M. Kriege , Christopher Morris , Petra Mutzel

Estimating causal effects from large experimental and observational data has become increasingly prevalent in both industry and research. The bootstrap is an intuitive and powerful technique used to construct standard errors and confidence…

统计方法学 · 统计学 2023-02-07 Matthew Kosko , Lin Wang , Michele Santacatterina

We present a sample path dependent measure of causal influence between two time series. The proposed measure is a random variable whose expected sum is the directed information. A realization of the proposed measure may be used to identify…

信息论 · 计算机科学 2018-10-15 Gabriel Schamberg , Todd P. Coleman

Temporal networks representing a stream of timestamped edges are seemingly ubiquitous in the real-world. However, the massive size and continuous nature of these networks make them fundamentally challenging to analyze and leverage for…

数据结构与算法 · 计算机科学 2021-01-08 Nesreen K. Ahmed , Nick Duffield , Ryan A. Rossi