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Scheduling applications on wide-area distributed systems is useful for obtaining quick and reliable results in an efficient manner. Optimized scheduling algorithms are fundamentally important in order to achieve optimized resources…

分布式、并行与集群计算 · 计算机科学 2011-06-28 Diana Moise , Eliza Moise , Florin Pop , Valentin Cristea

We investigate simplified models of computer data networks and examine how the introduction of additional random links influences the performance of these net works. In general, the impact of additional random links on the performance of…

adap-org · 物理学 2023-12-18 Henryk Fuks , Anna T. Lawniczak

In this work and the supporting Parts II [2] and III [3], we provide a rather detailed analysis of the stability and performance of asynchronous strategies for solving distributed optimization and adaptation problems over networks. We…

系统与控制 · 计算机科学 2014-12-17 Xiaochuan Zhao , Ali H. Sayed

In recent years, graph-based machine learning techniques, such as reinforcement learning and graph neural networks, have garnered significant attention. While some recent studies have started to explore the relationship between the graph…

机器学习 · 计算机科学 2025-07-15 Yash Arya , Sang Hoon Lee

In the last few years, distributed machine learning has been usually executed over heterogeneous networks such as a local area network within a multi-tenant cluster or a wide area network connecting data centers and edge clusters. In these…

分布式、并行与集群计算 · 计算机科学 2020-10-21 Pan Zhou , Qian Lin , Dumitrel Loghin , Beng Chin Ooi , Yuncheng Wu , Hongfang Yu

Science is increasingly dominated by teams. Understanding patterns of scientific collaboration and their impacts on the productivity and evolution of disciplines is crucial to understand scientific processes. Electronic bibliography offers…

物理与社会 · 物理学 2014-09-17 Qing Ke , Yong-Yeol Ahn

In this work, we aim to analyze how attitude, self-efficacy, and altruism influence effort and active contributions on Wikipedia. We propose a new conceptual model based on the theory of planned behavior and findings from the literature on…

社会与信息网络 · 计算机科学 2020-07-16 Luiz F. Pinto , Carlos Denner dos Santos , Silvia Onoyama

This paper studies the stability and convergence properties of a class of multi-agent concurrent learning (CL) algorithms with momentum and restart. Such algorithms can be integrated as part of the estimation pipelines of data-enabled…

最优化与控制 · 数学 2024-06-24 Daniel E. Ochoa , Muhammad U. Javed , Xudong Chen , Jorge I. Poveda

We study the structure of social networks of students by examining the graphs of Facebook "friendships" at five American universities at a single point in time. We investigate each single-institution network's community structure and employ…

物理与社会 · 物理学 2012-03-21 Amanda L. Traud , Eric D. Kelsic , Peter J. Mucha , Mason A. Porter

Part I of this paper considered optimization problems over networks where agents have individual objectives to meet, or individual parameter vectors to estimate, subject to subspace constraints that require the objectives across the network…

多智能体系统 · 计算机科学 2019-07-01 Roula Nassif , Stefan Vlaski , Ali H. Sayed

The phenomenal success of certain crowdsourced online platforms, such as Wikipedia, is accredited to their ability to tap the crowd's potential to collaboratively build knowledge. While it is well known that the crowd's collective wisdom…

计算机与社会 · 计算机科学 2015-08-28 Anamika Chhabra , S. R. S. Iyengar , Poonam Saini , Rajesh Shreedhar Bhat , Vijay Kumar

Similarity index measures the topological proximity of node pairs in a complex network. Numerous similarity indices have been defined and investigated, but the dependency of structure on the performance of similarity indices has not been…

物理与社会 · 物理学 2018-12-05 Min-Woo Ahn , Woo-Sung Jung

With the increasing popularity of Internet-based services and applications, power efficiency is becoming a major concern for data center operators, as high electricity consumption not only increases greenhouse gas emissions, but also…

分布式、并行与集群计算 · 计算机科学 2015-03-19 Dmytro Dyachuk , Michele Mazzucco

Wikipedia, an open collaborative website, can be edited by anyone, even anonymously, thus becoming victim to ill-intentioned changes. Therefore, ranking Wikipedia authors by calculating impact measures based on the edit history can help to…

数字图书馆 · 计算机科学 2017-09-06 Sebastian Neef

Social media platforms, increasingly used as news sources for varied data analytics, have transformed how information is generated and disseminated. However, the unverified nature of this content raises concerns about trustworthiness and…

This work explores a distributed computing setting where $K$ nodes are assigned fractions (subtasks) of a computational task in order to perform the computation in parallel. In this setting, a well-known main bottleneck has been the…

信息论 · 计算机科学 2018-02-13 Emanuele Parrinello , Eleftherios Lampiris , Petros Elia

This study relates the local property of node dominance to local and global properties of a network. Iterative removal of dominated nodes yields a distributed algorithm for computing a core-periphery decomposition of a social network, where…

社会与信息网络 · 计算机科学 2015-09-25 Jennifer Gamble , Harish Chintakunta , Adam Wilkerson , Hamid Krim , Ananthram Swami

Performance modeling can help to improve the resource efficiency of clusters and distributed dataflow applications, yet the available modeling data is often limited. Collaborative approaches to performance modeling, characterized by the…

分布式、并行与集群计算 · 计算机科学 2024-01-24 Dominik Scheinert , Soeren Becker , Jonathan Will , Luis Englaender , Lauritz Thamsen

It is common in the study of networks to investigate meso-scale features to try to gain an understanding of network structure and function. For example, numerous algorithms have been developed to try to identify "communities," which are…

社会与信息网络 · 计算机科学 2015-06-19 Lucas G. S. Jeub , Prakash Balachandran , Mason A. Porter , Peter J. Mucha , Michael W. Mahoney

Retractions undermine the reliability of scientific literature and the foundation of future research. Analyzing collaboration networks in retracted papers can identify risk factors, such as recurring co-authors or institutions. This study…

信息检索 · 计算机科学 2024-11-27 Kiran Sharma , Aanchal Sharma , Jazlyn Jose , Vansh Saini , Raghavraj Sobti , Ziya Uddin