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Traditional machine learning approaches assume that data comes from a single generating mechanism, which may not hold for most real life data. In these cases, the single mechanism assumption can result in suboptimal performance. We…

机器学习 · 计算机科学 2025-01-31 Mehmet Efe Lorasdagi , Ahmet Berker Koc , Ali Taha Koc , Suleyman Serdar Kozat

Wireless Sensor Networks is important to nodes energy consumption for long activity of sensor nodes because nodes that compose sensor network are small size, and battery capacity is limited. For energy consumption decrease of sensor nodes,…

网络与互联网体系结构 · 计算机科学 2009-11-26 Boseung Kim , Huibin Lim , Yongtae Shin

Minimization of the number of cluster heads in a wireless sensor network is a very important problem to reduce channel contention and to improve the efficiency of the algorithm when executed at the level of cluster-heads. In this paper, we…

网络与互联网体系结构 · 计算机科学 2011-04-05 Ehsan Heidari , Ali Movaghar

The clustering algorithm are considered as a kind of key technique used to reduce energy consumption. It can help in increasing the stability period and network life time. Routing protocol for efficient energy utilization should be designed…

网络与互联网体系结构 · 计算机科学 2013-03-20 M. Y. Khan , N. Javaid , M. A. Khan , A. Javaid , Z. A. Khan , U. Qasim

Energy being the very key concern area with sensor networks, so the main focus lies in developing a mechanism to increase the lifetime of a sensor network by energy balancing. To achieve energy balancing and maximizing network lifetime we…

网络与互联网体系结构 · 计算机科学 2013-06-07 Deepali Virmani , Akshay Jain , Ankit Khandelwal , Divik Gupta , Nitin Garg

Clustering problems are considered amongst the prominent challenges in statistics and computational science. Clustering of nodes in wireless sensor networks which is used to prolong the life-time of networks is one of the difficult tasks of…

人工智能 · 计算机科学 2015-06-02 Reza Azizi , Hasan Sedghi , Hamid Shoja , Alireza Sepas-Moghaddam

Multi-task optimization is a powerful approach for solving a large number of tasks in parallel. However, existing algorithms face distinct limitations: Population-based methods scale poorly and remain underexplored for large task sets.…

机器学习 · 计算机科学 2026-04-27 Julian Hatzky , Thomas Bartz-Beielstein , A. E. Eiben , Anil Yaman

Hierarchical Rate Splitting (HRS) schemes proposed in recent years have shown to provide significant improvements in exploiting spatial diversity in wireless networks and provide high throughput for all users while minimising interference…

Ad-hoc networks are specifically designed to facilitate communication in environments where establishing a dedicated network infrastructure is exceedingly complex or impractical. The integration of clustering concepts into various ad-hoc…

网络与互联网体系结构 · 计算机科学 2024-07-04 Adda Boualem , Marwane Ayaida , Hichem Sedjelmaci , Chaimaa Khalfi , Kamilia Brahimi , Bochra Khelil , Sanaa Bouchama

This study presents a machine learning-assisted approach to optimize task scheduling in cluster systems, focusing on node-affinity constraints. Traditional schedulers like Kubernetes struggle with real-time adaptability, whereas the…

分布式、并行与集群计算 · 计算机科学 2025-09-30 Leszek Sliwko , Jolanta Mizera-Pietraszko

The paper tackles the problem of clustering multiple networks, directed or not, that do not share the same set of vertices, into groups of networks with similar topology. A statistical model-based approach based on a finite mixture of…

统计理论 · 数学 2023-11-07 Tabea Rebafka

Graph clustering aims to partition nodes into distinct clusters based on their similarity, thereby revealing relationships among nodes. Nevertheless, most existing methods do not fully utilize these edge weights. Leveraging edge weights in…

机器学习 · 计算机科学 2026-02-03 Haobing Liu , Yinuo Zhang , Tingting Wang , Ruobing Jiang , Yanwei Yu

Hierarchical clustering is one of the most powerful solutions to the problem of clustering, on the grounds that it performs a multi scale organization of the data. In recent years, research on hierarchical clustering methods has attracted…

机器学习 · 计算机科学 2019-08-02 Antonia Korba

To overcome long propagation delays for data exchange between the remote cloud data center and end devices in Mobile Cloud Computing (MCC), Mobile Edge Computing (MEC) is merging to push mobile computing, network control and storage to the…

分布式、并行与集群计算 · 计算机科学 2021-12-21 Zhenhua Duan , Cong Tian , Nan Zhang , Mengchu Zhou , Bin Yu , Xiaobing Wang , Jiangen Guo , Ying Wu

In contemporary wireless communication networks, base-stations are organized into coordinated clusters (called cells) to jointly serve the users. However, such fixed systems are plagued by the so-called cell-edge problem: near the…

社会与信息网络 · 计算机科学 2023-07-18 Péter L. Erdős , Tamás Róbert Mezei

Although the computing power of mobile devices is increasing, machine learning models are also growing in size. This trend creates problems for mobile devices due to limitations like their memory capacity and battery life. While many…

分布式、并行与集群计算 · 计算机科学 2024-02-27 Ruiqi Xu , Tianchi Zhang

Convex clustering is a modern method with both hierarchical and $k$-means clustering characteristics. Although convex clustering can capture complex clustering structures hidden in data, the existing convex clustering algorithms are not…

机器学习 · 统计学 2023-12-22 Daniel J. W. Touw , Patrick J. F. Groenen , Yoshikazu Terada

Amid the rapid advancements in large machine learning (ML) models, universities worldwide are investing substantial funds and efforts into GPU clusters. However, managing a shared GPU cluster poses a pyramid of challenges, from hardware…

分布式、并行与集群计算 · 计算机科学 2025-05-15 Kaiqiang Xu , Decang Sun , Hao Wang , Zhenghang Ren , Xinchen Wan , Xudong Liao , Zilong Wang , Junxue Zhang , Kai Chen

Clustering techniques create hierarchal network structures, called clusters, on an otherwise flat network. In a dynamic environment-in terms of node mobility as well as in terms of steadily changing device parameters-the clusterhead…

分布式、并行与集群计算 · 计算机科学 2007-06-11 Matthias R. Brust , Adrian Andronache , Steffen Rothkugel

This article investigates the performance of grid computing systems whose interconnections are given by random and scale-free complex network models. Regular networks, which are common in parallel computing architectures, are also used as a…

统计力学 · 物理学 2009-11-10 Luciano da Fontoura Costa , Gonzalo Travieso , Carlos Antonio Ruggiero