English
Related papers

Related papers: Location-Quality-aware Policy Optimisation for Rel…

200 papers

This article introduces a novel family of decentralised caching policies, applicable to wireless networks with finite storage at the edge-nodes (stations). These policies, that are based on the Least-Recently-Used replacement principle, are…

Networking and Internet Architecture · Computer Science 2016-12-14 Anastasios Giovanidis , Apostolos Avranas

One of the major issues in Wireless Body Area Sensor Networks (WBASNs) is efficient localization. There are various techniques for indoor and outdoor environments to locate a person. This study evaluating and compares performance of…

Networking and Internet Architecture · Computer Science 2012-07-09 Obaid ur Rehman , Nadeem Javaid , Ayesha Bibi , Zahoor Ali Khan

We address the problem where a mobile search agent seeks to find an unknown number of stationary objects distributed in a bounded search domain, and the search mission is subject to time/distance constraint. Our work accounts for false…

Robotics · Computer Science 2018-06-26 Harun Yetkin , Collin Lutz , Daniel Stilwell

In this work a novel family of decentralised caching policies for wireless networks is introduced, referred to as spatial multi-LRU. These improve cache-hit probability by exploiting multi-coverage. Two variations are proposed, the…

Networking and Internet Architecture · Computer Science 2016-11-09 Apostolos Avranas , Anastasios Giovanidis

Network localization is capable of providing accurate and ubiquitous position information for numerous wireless applications. This paper studies the accuracy of cooperative network localization in large-scale wireless networks. Based on a…

Information Theory · Computer Science 2022-05-17 Yifeng Xiong , Nan Wu , Yuan Shen , Moe Z. Win

The use of existing network devices as relays has a potential to improve the overall network performance. In this work, we consider a two-hop wireless relay setting, where the channels between the source and relay nodes to the destination…

Networking and Internet Architecture · Computer Science 2017-04-11 Mehdi Salehi Heydar Abad , Ozgur Ercetin , Eylem Ekici

Interest in selection relaying is growing. The recent developments in this area have largely focused on information theoretic analyses such as outage performance. Some of these analyses are accurate only at high SNR regimes. In this paper…

Information Theory · Computer Science 2016-11-15 Abdulkareem Adinoyi , Yijia Fan , Halim Yanikomeroglu , H. Vincent Poor

In this letter, we consider a joint macro-relay network with densely deployed relay stations (RSs) and dynamically varied traffic load measured by the number of users. An energy-efficient strategy is proposed by intelligently adjusting the…

Networking and Internet Architecture · Computer Science 2013-05-03 Na Deng , Ming Zhao , Sihai Zhang , Wuyang Zhou

The paper addresses the Vehicle Relocation Problem in free-floating car-sharing services by presenting a solution focused on strategies for repositioning vehicles and transferring personnel with the use of scooters. Our method begins by…

Machine Learning · Computer Science 2025-11-12 Piotr Szwed , Paweł Skrzynski , Jarosław Wąs

Mobile parcel lockers (MPLs) have been recently introduced by urban logistics operators as a means to reduce traffic congestion and operational cost. Their capability to relocate their position during the day has the potential to improve…

Machine Learning · Computer Science 2024-12-25 Yubin Liu , Qiming Ye , Yuxiang Feng , Jose Escribano-Macias , Panagiotis Angeloudis

We present a detailed evaluation of procedures that exploit mobility prediction and prefetching to enhance offloading of traffic from mobile networks to WiFi hotspots, for both delay tolerant and delay sensitive traffic. We consider…

Networking and Internet Architecture · Computer Science 2013-06-18 Vasilios A. Siris , Maria Anagnostopoulou

We are motivated by the problem of impromptu or as- you-go deployment of wireless sensor networks. As an application example, a person, starting from a sink node, walks along a forest trail, makes link quality measurements (with the…

Networking and Internet Architecture · Computer Science 2016-11-17 Arpan Chattopadhyay , Avishek Ghosh , Akhila S. Rao , Bharat Dwivedi , S. V. R. Anand , Marceau Coupechoux , Anurag Kumar

A new method for estimating the relative positions of location-unaware nodes from the location-aware nodes and the received signal strength (RSS) between the nodes, in a wireless sensor network (WSN), is proposed. In the method, a…

Networking and Internet Architecture · Computer Science 2014-02-11 R. C. Nongpiur

Performance and reliability of content access in mobile networks is conditioned by the number and location of content replicas deployed at the network nodes. Facility location theory has been the traditional, centralized approach to study…

Networking and Internet Architecture · Computer Science 2009-09-11 Chi-Anh La , Pietro Michiardi , Claudio Casetti , Carla-Fabiana Chiasserini , Marco Fiore

In this work, we investigate a slotted-time relay assisted cooperative random access wireless network with multipacket (MPR) reception capabilities. MPR refers to the capability of a wireless node to successfully receive packets from more…

Information Theory · Computer Science 2019-07-17 Ioannis Dimitriou , Nikolaos Pappas

We consider a cellular network where mobile transceiver devices that are owned by self-interested users are incentivized to cooperate with each other using tokens, which they exchange electronically to "buy" and "sell" downlink relay…

Computer Science and Game Theory · Computer Science 2014-12-30 Nicholas Mastronarde , Viral Patel , Jie Xu , Lingjia Liu , Mihaela van der Schaar

Recent advances in Vehicle-to-Everything (V2X) technology and the upcoming sixth-generation (6G) network will dawn a new era for vehicular services with enhanced communication capabilities. Connected and Autonomous Vehicles (CAVs) are…

Previous work on relay networks has concentrated primarily on the diversity benefits of such techniques. This paper explores the possibility of also obtaining multiplexing gain in a relay network, while retaining diversity gain.…

Information Theory · Computer Science 2007-09-29 Yijia , Fan , H. Vincent Poor , John S. Thompson

In wireless relay networks, noise at the relays can be correlated possibly due to common interference or noise propagation from preceding hops. In this work we consider a parallel relay network with noise correlation. For the relay strategy…

Information Theory · Computer Science 2007-07-13 Krishna S. Gomadam , Syed A. Jafar

We consider a wireless system with a small number of delay constrained users and a larger number of users without delay constraints. We develop a scheduling algorithm that reacts to time varying channels and maximizes throughput utility (to…

Optimization and Control · Mathematics 2011-07-29 Michael J. Neely