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Traditionally, community detection in graphs can be solved using spectral methods or posterior inference under probabilistic graphical models. Focusing on random graph families such as the stochastic block model, recent research has unified…

机器学习 · 统计学 2020-08-11 Zhengdao Chen , Xiang Li , Joan Bruna

Many algorithms have been proposed for detecting disjoint communities (relatively densely connected subgraphs) in networks. One popular technique is to optimize modularity, a measure of the quality of a partition in terms of the number of…

物理与社会 · 物理学 2012-02-03 Bowen Yan , Steve Gregory

Community detection is crucial in data mining. Traditional methods primarily focus on graph structure, often neglecting the significance of attribute features. In contrast, deep learning-based approaches incorporate attribute features and…

社会与信息网络 · 计算机科学 2025-11-11 Hong Wang , Yinglong Zhang , Zhangqi Zhao , Zhicong Cai , Xuewen Xia , Xing Xu

The existence of salient semantic clusters in the latent spaces of a neural network during training strongly correlates its final accuracy on classification tasks. This paper proposes a novel fine-tuning method that boosts performance by…

机器学习 · 计算机科学 2025-01-22 Cédric Ho Thanh

In this paper we introduce and develop the concept of Interval-Weighted Networks (IWN), a novel approach in Social Network Analysis, where the edge weights are represented by closed intervals composed with precise information, comprehending…

社会与信息网络 · 计算机科学 2021-06-21 Hélder Alves , Paula Brito , Pedro Campos

An efficient and relatively fast algorithm for the detection of communities in complex networks is introduced. The method exploits spectral properties of the graph Laplacian-matrix combined with hierarchical-clustering techniques, and…

统计力学 · 物理学 2009-11-10 Luca Donetti , Miguel A. Munoz

In this paper, we propose a machine learning process for clustering large-scale social Internet-of-things (SIoT) devices into several groups of related devices sharing strong relations. To this end, we generate undirected weighted graphs…

社会与信息网络 · 计算机科学 2020-07-09 Abdullah Khanfor , Amal Nammouchi , Hakim Ghazzai , Ye Yang , Mohammad R. Haider , Yehia Massoud

In this paper, we present a new method for detecting overlapping communities in networks with a predefined number of clusters called LPAM (Link Partitioning Around Medoids). The overlapping communities in the graph are obtained by detecting…

社会与信息网络 · 计算机科学 2021-04-27 Alexander Ponomarenko , Leonidas Pitsoulis , Marat Shamshetdinov

Community detection in complex networks is fundamental across social, biological, and technological domains. While traditional single-objective methods like Louvain and Leiden are computationally efficient, they suffer from resolution bias…

社会与信息网络 · 计算机科学 2025-11-20 Guilherme O. Santos , Lucas S. Vieira , Giulio Rossetti , Carlos H. G. Ferreira , Gladston Moreira

Integral curves have been widely used to represent and analyze various vector fields. In this paper, we propose a Curve Segment Neighborhood Graph (CSNG) to capture the relationships between neighboring curve segments. This graph…

社会与信息网络 · 计算机科学 2024-10-10 Nguyen Phan , Guoning Chen

Examining the community structures within intricate networks is crucial for comprehending their intrinsic dynamics and functionality. The paper presents the Fast Local Move Iterated Greedy (FLMIG) algorithm, a novel method designed to…

社会与信息网络 · 计算机科学 2024-06-24 Salaheddine Taibi , Lyazid Toumi , Salim Bouamama

We propose a new local community detection algorithm that finds communities by identifying borderlines between them using boundary nodes. Our method performs label propagation for community detection, where nodes decide their labels based…

物理与社会 · 物理学 2018-10-17 Mursel Tasgin , Haluk O. Bingol

In complex networks, especially social networks, networks could be divided into disjoint partitions that the ratio between the number of internal edges (the edges between the vertices within same partition) to the number of outer edges…

社会与信息网络 · 计算机科学 2019-02-07 Hamid Shahrivari Joghan , Alireza Bagheri , Meysam Azad

Community detection is a fundamental and important problem in network science, as community structures often reveal both topological and functional relationships between different components of the complex system. In this paper, we first…

物理与社会 · 物理学 2020-11-18 Wenyi Fang , Xin Wang , Longzhao Liu , Zhaole Wu , Shaoting Tang , Zhiming Zheng

The graph-theoretical task of determining most likely inter-community edges based on disconnected subgraphs' intra-community connectivity is proposed. An algorithm is developed for this edge augmentation task, based on elevating the zero…

社会与信息网络 · 计算机科学 2022-07-13 Tianyi Li

Patients at a comprehensive cancer center who do not achieve cure or remission following standard treatments often become candidates for clinical trials. Patients who participate in a clinical trial may be suitable for other studies. A key…

社会与信息网络 · 计算机科学 2024-11-07 Benjamin Smith , Tyler Pittman , Wei Xu

Community detection remains an important problem in data mining, owing to the lack of scalable algorithms that exploit all aspects of available data - namely the directionality of flow of information and the dynamics thereof. Most existing…

社会与信息网络 · 计算机科学 2018-05-15 Rajagopal Venkatesaramani , Yevgeniy Vorobeychik

Community detection in graphs has many important and fundamental applications including in distributed systems, compression, image segmentation, divide-and-conquer graph algorithms such as nested dissection, document and word clustering,…

社会与信息网络 · 计算机科学 2019-06-18 Ryan A. Rossi , Nesreen K. Ahmed , Eunyee Koh , Sungchul Kim

With the emergence of social networks, online platforms dedicated to different use cases, and sensor networks, the emergence of large-scale graph community detection has become a steady field of research with real-world applications.…

社会与信息网络 · 计算机科学 2024-08-09 Elena-Simona Apostol , Adrian-Cosmin Cojocaru , Ciprian-Octavian Truică

Community detection is of great importance for online social network analysis. The volume, variety and velocity of data generated by today's online social networks are advancing the way researchers analyze those networks. For instance,…

社会与信息网络 · 计算机科学 2019-11-12 Di Zhuang , J. Morris Chang , Mingchen Li