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We propose a novel and efficient method for link prediction in bipartite networks, using \textit{formal concept analysis} (FCA) and the Transformer encoder. Link prediction in bipartite networks finds practical applications in various…

机器学习 · 计算机科学 2025-03-21 Hongyuan Yang , Siqi Peng , Akihiro Yamamoto

In this review we establish various connections between complex networks and symmetry. While special types of symmetries (e.g., automorphisms) are studied in detail within discrete mathematics for particular classes of deterministic graphs,…

综合金融 · 定量金融 2010-11-04 Diego Garlaschelli , Franco Ruzzenenti , Riccardo Basosi

Network embeddings, which learn low-dimensional representations for each vertex in a large-scale network, have received considerable attention in recent years. For a wide range of applications, vertices in a network are typically…

计算与语言 · 计算机科学 2018-08-30 Dinghan Shen , Xinyuan Zhang , Ricardo Henao , Lawrence Carin

Deploying LLMs raises two coupled challenges: (1) monitoring--estimating where a model underperforms as traffic and domains drift--and (2) improvement--prioritizing data acquisition to close the largest performance gaps. We test whether an…

计算与语言 · 计算机科学 2026-05-27 Pedro Memoli Buffa , Luciano Del Corro

Persistent Homology is a powerful tool in Topological Data Analysis (TDA) to capture topological properties of data succinctly at different spatial resolutions. For graphical data, shape, and structure of the neighborhood of individual data…

社会与信息网络 · 计算机科学 2018-11-12 Sumit Bhatia , Bapi Chatterjee , Deepak Nathani , Manohar Kaul

Network topology identification (TI) is an essential function for distributed energy resources management systems (DERMS) to organize and operate widespread distributed energy resources (DERs). In this paper, discriminant analysis (DA) is…

系统与控制 · 电气工程与系统科学 2020-11-17 Mohammad Jafarian , Alireza Soroudi , Andrew Keane

Dynamic networks have intrinsic structural, computational, and multidisciplinary advantages. Link prediction estimates the next relationship in dynamic networks. However, in the current link prediction approaches, only bipartite or…

社会与信息网络 · 计算机科学 2020-06-09 Mohamoud Ali , Yugyung Lee , Praveen Rao

The ability to predict the behavior of a wireless channel in terms of the frame delivery ratio is quite valuable, and permits, e.g., to optimize the operating parameters of a wireless network at runtime, or to proactively react to the…

网络与互联网体系结构 · 计算机科学 2023-12-14 Gabriele Formis , Stefano Scanzio , Gianluca Cena , Adriano Valenzano

Pathway enrichment analysis has become a key tool for biomedical researchers to gain insight into the underlying biology of differentially expressed genes, proteins and metabolites. It reduces complexity and provides a system-level view of…

统计方法学 · 统计学 2016-06-24 Jing Ma , Ali Shojaie , George Michailidis

The identification of distribution network topology and parameters is a critical problem that lays the foundation for improving network efficiency, enhancing reliability, and increasing its capacity to host distributed energy resources.…

系统与控制 · 电气工程与系统科学 2023-08-23 Ognjen Stanojev , Lucien Werner , Steven Low , Gabriela Hug

Inferring tie strengths (strong vs. weak) is a core task in network analysis, often guided by the Strong Triadic Closure (STC) principle. In multilayer networks, such as social platforms or biological systems, applying STC independently to…

社会与信息网络 · 计算机科学 2026-05-12 Lutz Oettershagen , Athanasios L. Konstantinidis , Fariba Ranjbar , Giuseppe F. Italiano

Since real-world ubiquitous documents (e.g., invoices, tickets, resumes and leaflets) contain rich information, automatic document image understanding has become a hot topic. Most existing works decouple the problem into two separate tasks,…

计算机视觉与模式识别 · 计算机科学 2021-10-26 Peng Zhang , Yunlu Xu , Zhanzhan Cheng , Shiliang Pu , Jing Lu , Liang Qiao , Yi Niu , Fei Wu

Nowadays, exponential random graphs (ERGs) are among the most widely-studied network models. Different analytical and numerical techniques for ERG have been developed that resulted in the well-established theory with true predictive power.…

物理与社会 · 物理学 2014-04-08 Agata Fronczak

Attributed networks are ubiquitous since a network often comes with auxiliary attribute information e.g. a social network with user profiles. Attributed Network Embedding (ANE) has recently attracted considerable attention, which aims to…

社会与信息网络 · 计算机科学 2019-06-07 Chengbin Hou , Shan He , Ke Tang

This article investigates and compares three approaches to link prediction in colaboration networks, namely, an ERGM (Exponential Random Graph Model; Robins et al. 2007), a GCN (Graph Convolutional Network; Kipf and Welling 2017), and a…

应用统计 · 统计学 2024-11-05 Juan Sosa , Diego Martínez , Nicolás Guerrero

Longitudinal network consists of a sequence of temporal edges among multiple nodes, where the temporal edges are observed in real time. It has become ubiquitous with the rise of online social platform and e-commerce, but largely…

机器学习 · 统计学 2024-07-02 Haoran Zhang , Junhui Wang

Link prediction (LP) is an important problem in network science and machine learning research. The state-of-the-art LP methods are usually evaluated in a uniform setup, ignoring several factors associated with the data and application…

社会与信息网络 · 计算机科学 2025-07-21 Bhargavi Kalyani , A Rama Prasad Mathi , Niladri Sett

This paper contains the proofs of Theorems 2 and 3 of the article entitled Random Electrical Networks on Complete Graphs, written by the same authors and published in the Journal of the London Mathematical Society, vol. 30 (1984), pp.…

概率论 · 数学 2016-09-07 Geoffrey Grimmett , Harry Kesten

As the amount and variety of energetics research increases, machine aware topic identification is necessary to streamline future research pipelines. The makeup of an automatic topic identification process consists of creating document…

计算与语言 · 计算机科学 2022-06-03 Monica Puerto , Mason Kellett , Rodanthi Nikopoulou , Mark D. Fuge , Ruth Doherty , Peter W. Chung , Zois Boukouvalas

Each complex network (or class of networks) presents specific topological features which characterize its connectivity and highly influence the dynamics of processes executed on the network. The analysis, discrimination, and synthesis of…

无序系统与神经网络 · 物理学 2009-09-29 Luciano da F. Costa , Francisco A. Rodrigues , Gonzalo Travieso , P. R. Villas Boas