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相关论文: Predicting the structure of dynamic graphs

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Future link prediction on temporal graphs is a fundamental task with wide applicability in real-world dynamic systems. These scenarios often involve both recurring (seen) and novel (unseen) interactions, requiring models to generalize…

机器学习 · 计算机科学 2025-05-27 Lu Yi , Runlin Lei , Fengran Mo , Yanping Zheng , Zhewei Wei , Yuhang Ye

The paper utilizes the graph embeddings generated for entities of a large biomedical database to perform link prediction to capture various new relationships among different entities. A novel node similarity measure is proposed that…

信息检索 · 计算机科学 2021-11-01 Prakhar Gurawa , Matthias Nickles

Visibility algorithms transform time series into graphs and encode dynamical information in their topology, paving the way for graph-theoretical time series analysis as well as building a bridge between nonlinear dynamics and network…

数据分析、统计与概率 · 物理学 2016-05-11 Jacopo Iacovacci , Lucas Lacasa

Graphs are a powerful representation tool in machine learning applications, with link prediction being a key task in graph learning. Temporal link prediction in dynamic networks is of particular interest due to its potential for solving…

机器学习 · 计算机科学 2024-01-17 Sanaz Hasanzadeh Fard , Mohammad Ghassemi

Nonlinear time series analysis is an active field of research that studies the structure of complex signals in order to derive information of the process that generated those series, for understanding, modeling and forecasting purposes. In…

数据分析、统计与概率 · 物理学 2015-05-20 Lucas Lacasa , Raul Toral

Graphs are widely used for describing systems made up of many interacting components and for understanding the structure of their interactions. Various statistical models exist, which describe this structure as the result of a combination…

统计方法学 · 统计学 2021-06-28 Louis Duvivier , Rémy Cazabet , Céline Robardet

Predicting the future of Graph-supported Time Series (GTS) is a key challenge in many domains, such as climate monitoring, finance or neuroimaging. Yet it is a highly difficult problem as it requires to account jointly for time and graph…

信号处理 · 电气工程与系统科学 2019-08-20 Myriam Bontonou , Carlos Lassance , Vincent Gripon , Nicolas Farrugia

The family of visibility algorithms were recently introduced as mappings between time series and graphs. Here we extend this method to characterize spatially extended data structures by mapping scalar fields of arbitrary dimension into…

数据分析、统计与概率 · 物理学 2017-09-13 Lucas Lacasa , Jacopo Iacovacci

The topological (or graph) structures of real-world networks are known to be predictive of multiple dynamic properties of the networks. Conventionally, a graph structure is represented using an adjacency matrix or a set of hand-crafted…

社会与信息网络 · 计算机科学 2016-10-21 Cheng Li , Xiaoxiao Guo , Qiaozhu Mei

Graphs have a superior ability to represent relational data, like chemical compounds, proteins, and social networks. Hence, graph-level learning, which takes a set of graphs as input, has been applied to many tasks including comparison,…

Recent advancements in graph representation learning have shifted attention towards dynamic graphs, which exhibit evolving topologies and features over time. The increased use of such graphs creates a paramount need for generative models…

机器学习 · 计算机科学 2024-12-23 Ryien Hosseini , Filippo Simini , Venkatram Vishwanath , Henry Hoffmann

Given a large-scale graph with millions of nodes and edges, how to reveal macro patterns of interest, like cliques, bi-partite cores, stars, and chains? Furthermore, how to visualize such patterns altogether getting insights from the graph…

社会与信息网络 · 计算机科学 2016-11-17 Hugo Gualdron , Robson Cordeiro , Jose Rodrigues

Modeling complex spatiotemporal dependencies in correlated traffic series is essential for traffic prediction. While recent works have shown improved prediction performance by using neural networks to extract spatiotemporal correlations,…

机器学习 · 计算机科学 2023-09-08 Junpeng Lin , Ziyue Li , Zhishuai Li , Lei Bai , Rui Zhao , Chen Zhang

Predicting drug side-effects before they occur is a key task in keeping the number of drug-related hospitalizations low and to improve drug discovery processes. Automatic predictors of side-effects generally are not able to process the…

机器学习 · 统计学 2022-12-01 Pietro Bongini , Elisa Messori , Niccolò Pancino , Monica Bianchini

The behavior of complex systems is determined not only by the topological organization of their interconnections but also by the dynamical processes taking place among their constituents. A faithful modeling of the dynamics is essential…

物理与社会 · 物理学 2015-05-20 R. Lambiotte , R. Sinatra , J. -C. Delvenne , T. S. Evans , M. Barahona , V. Latora

With the proliferation of temporal graph data, there is a growing demand for analyzing information propagation patterns during graph evolution. Existing graph analysis systems, mostly based on static snapshots, struggle to effectively…

数据库 · 计算机科学 2025-12-30 Jiacheng Ding , Cong Guo , Xiaofei Zhang

Pedestrian trajectory prediction is a challenging task because of the complexity of real-world human social behaviors and uncertainty of the future motion. For the first issue, existing methods adopt fully connected topology for modeling…

计算机视觉与模式识别 · 计算机科学 2019-07-25 Lidan Zhang , Qi She , Ping Guo

Graphs are widely used in various fields of computer science. They have also found application in unrelated areas, leading to a diverse range of problems. These problems can be modeled as relationships between entities in various contexts,…

数据结构与算法 · 计算机科学 2024-05-20 Davide Rucci

Time series has attracted a lot of attention in many fields today. Time series forecasting algorithm based on complex network analysis is a research hotspot. How to use time series information to achieve more accurate forecasting is a…

社会与信息网络 · 计算机科学 2022-08-23 Tianxiang Zhan , Fuyuan Xiao

Accurate citation count prediction of newly published papers could help editors and readers rapidly figure out the influential papers in the future. Though many approaches are proposed to predict a paper's future citation, most ignore the…

数字图书馆 · 计算机科学 2023-05-30 Hao Geng , Deqing Wang , Fuzhen Zhuang , Xuehua Ming , Chenguang Du , Ting Jiang , Haolong Guo , Rui Liu