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With the rapid development in mobile network effective network planning tool is needed to satisfy the need of customers. However, deciding upon the optimum placement for the base stations (BS) to achieve best services while reducing the…

Networking and Internet Architecture · Computer Science 2015-07-19 Lamiaa Fattouh Ibrahim , Manal El Harby

Partitioning Around Medoids (PAM, k-Medoids) is a popular clustering technique to use with arbitrary distance functions or similarities, where each cluster is represented by its most central object, called the medoid or the discrete median.…

Machine Learning · Computer Science 2023-09-07 Lars Lenssen , Erich Schubert

Clustering non-Euclidean data is difficult, and one of the most used algorithms besides hierarchical clustering is the popular algorithm Partitioning Around Medoids (PAM), also simply referred to as k-medoids. In Euclidean geometry the…

Machine Learning · Computer Science 2024-07-08 Erich Schubert , Peter J. Rousseeuw

Clustering is a ubiquitous task in data science. Compared to the commonly used $k$-means clustering, $k$-medoids clustering requires the cluster centers to be actual data points and support arbitrary distance metrics, which permits greater…

Machine Learning · Computer Science 2020-12-08 Mo Tiwari , Martin Jinye Zhang , James Mayclin , Sebastian Thrun , Chris Piech , Ilan Shomorony

Clustering non-Euclidean data is difficult, and one of the most used algorithms besides hierarchical clustering is the popular algorithm Partitioning Around Medoids (PAM), also simply referred to as k-medoids clustering. In Euclidean…

Machine Learning · Computer Science 2024-07-08 Erich Schubert , Peter J. Rousseeuw

This paper presents a centralized framework for optimizing the joint design of beam placement, power, and bandwidth allocation in an MEO satellite constellation to fulfill the heterogeneous traffic demands of a large number of global users.…

Signal Processing · Electrical Eng. & Systems 2023-03-14 Vu Nguyen Ha , Eva Lagunas , Tedros Salih Abdu , Haythem Chaker , Symeon Chatzinotas , Joel Grotz

The current and envisaged increase of cellular traffic poses new challenges to Mobile Network Operators (MNO), who must densify their Radio Access Networks (RAN) while maintaining low Capital Expenditure and Operational Expenditure to…

Networking and Internet Architecture · Computer Science 2017-06-08 Georgios Kollias , Ferran Adelantado , Christos Verikoukis

By moving to millimeter wave (mmWave) frequencies, base stations (BSs) will be densely deployed to provide seamless coverage in sixth generation (6G) mobile communication systems, which, unfortunately, leads to severe cell-edge problem. In…

Information Theory · Computer Science 2024-10-28 Junyuan Wang , Lin Dai , Lu Yang , Bo Bai

Clustering is a fundamental task in data science with wide-ranging applications. In $k$-medoids clustering, cluster centers must be actual datapoints and arbitrary distance metrics may be used; these features allow for greater…

Machine Learning · Computer Science 2023-10-31 Mo Tiwari , Ryan Kang , Donghyun Lee , Sebastian Thrun , Chris Piech , Ilan Shomorony , Martin Jinye Zhang

Non-geostationary (NGSO) satellite communications systems have attracted a lot of attention both from industry and academia, over the past several years. Beam placement is among the major resource allocation problems in multi-beam NGSO…

Systems and Control · Electrical Eng. & Systems 2023-01-20 Nariman Torkzaban , Asim Zoulkarni , Anousheh Gholami , John S. Baras

Caching at mobile devices and leveraging device- to-device (D2D) communication are two promising approaches to support massive content delivery over wireless networks. The analysis of cache-enabled wireless networks is usually carried out…

Information Theory · Computer Science 2020-03-25 Ramy Amer , Hesham Elsawy , M. Majid Butt , Eduard A. Jorswieck , Mehdi Bennis , Nicola Marchetti

Contrary to conventional massive MIMO cellular configurations plagued by inter-cell interference, cell-free massive MIMO systems distribute network resources across the coverage area, enabling users to connect with multiple access points…

Signal Processing · Electrical Eng. & Systems 2024-10-07 Giovanni Di Gennaro , Amedeo Buonanno , Gianmarco Romano , Stefano Buzzi , Francesco A. N Palmieri

With the increasing number of user equipment (UE) and data demands, denser access points (APs) are being employed. Resource allocation problems have been extensively researched with interference treated as noise. It is well understood that…

Networking and Internet Architecture · Computer Science 2020-04-20 Jing Li , Dongning Guo

Organization, scalability and routing have been identified as key problems hindering viability and commercial success of mobile ad hoc networks. Clustering of mobile nodes among separate domains has been proposed as an efficient approach to…

Distributed, Parallel, and Cluster Computing · Computer Science 2011-09-20 Damianos Gavalas , Grammati Pantziou , Charalampos Konstantopoulos , Basilis Mamalis

Radio network deployment and coverage optimization are critical to next-generation wireless networks. In this paper, the problem of optimally deciding on whether to install additional small cells or to upgrade current macrocell base…

Information Theory · Computer Science 2014-06-24 Xiangxiang Xu , Xiujun Zhang , Walid Saad , Yifei Zhao , Shidong Zhou

To optimally cover users in millimeter-Wave (mmWave) networks, clustering is needed to identify the number and direction of beams. The mobility of users motivates the need for an online clustering scheme to maintain up-to-date beams towards…

Networking and Internet Architecture · Computer Science 2021-03-10 Medhat Elsayed , Melike Erol-Kantarci

Base station (BS) placement in mobile networks is critical to the efficient use of resources in any communication system and one of the main factors that determines the quality of communication. Although there is ample literature on the…

Signal Processing · Electrical Eng. & Systems 2020-03-10 Fatih Erden , Chethan K. Anjinappa , Ender Ozturk , Ismail Guvenc

Network capacity expansion is a critical challenge for telecom operators, requiring strategic placement of new cell sites to ensure optimal coverage and performance. Traditional approaches, such as manual drive tests and static…

Networking and Internet Architecture · Computer Science 2025-07-29 Sowmiyan Morri , Joy Bose , L Raghunatha Reddy , Sai Hareesh Anamandra

We consider the problem of capacitated kinetic clustering in which $n$ mobile terminals and $k$ base stations with respective operating capacities are given. The task is to assign the mobile terminals to the base stations such that the…

Networking and Internet Architecture · Computer Science 2016-02-29 Chien-Chun Ni , Zhengyu Su , Jie Gao , Xianfeng David Gu

Leveraging recent advances on mobile edge computing (MEC), edge intelligence has emerged as a promising paradigm to support mobile artificial intelligence (AI) applications at the network edge. In this paper, we consider the AI service…

Networking and Internet Architecture · Computer Science 2021-07-27 Zehong Lin , Suzhi Bi , Ying-Jun Angela Zhang
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