English
Related papers

Related papers: Reducibility of joint relay positioning and flow o…

200 papers

Deploying federated learning at the wireless edge introduces federated edge learning (FEEL). Given FEEL's limited communication resources and potential mislabeled data on devices, improper resource allocation or data selection can hurt…

Machine Learning · Computer Science 2024-07-04 Yunjian Jia , Zhen Huang , Jiping Yan , Yulu Zhang , Kun Luo , Wanli Wen

In this paper, we consider a wireless powered multi-relay network in which a multi-antenna hybrid access point underlaying a cellular system transmits information to distant receivers. Multiple relays capable of energy harvesting are…

Information Theory · Computer Science 2018-10-23 Jing Xu , Yuze Zou , Shimin Gong , Lin Gao , Dusit Niyato , Wenqing Cheng

In this paper we consider random access wireless multi-hop mesh networks with multi-packet reception capabilities where multiple flows are forwarded to the gateways through node disjoint paths. We address the issue of aggregate…

Networking and Internet Architecture · Computer Science 2016-11-15 Manolis Ploumidis , Nikolaos Pappas , Apostolos Traganitis

This paper addresses join wireless and computing resource allocation in mobile edge computing (MEC) systems with several access points and with the possibility that users connect to many access points, and utilize the computation capability…

Information Theory · Computer Science 2021-11-29 M. Zeng

We consider the robust version of a multi-commodity network flow problem. The robustness is defined with respect to the deletion, or failure, of edges. While the flow problem itself is a polynomially-sized linear program, its robust version…

Optimization and Control · Mathematics 2025-04-25 Artyom Klyuchikov , Roland Hildebrand , Sergei Protasov , Alexander Rogozin , Alexei Chernov

In this paper, we investigate the problem of resource allocation for fluid antenna relay (FAR) system with antenna location optimization. In the considered model, each user transmits information to a base station (BS) with help of FAR. The…

Information Theory · Computer Science 2024-06-28 Ruopeng Xu , Yixuan Chen , Jiawen Kang , Minrui Xu , Zhaohui Yang , Chongwen Huang , Dusit Niyato

To realize cooperative computation and communication in a relay mobile edge computing system, we develop a hybrid relay forward protocol, where we seek to balance the execution delay and network energy consumption. The problem is formulated…

Information Theory · Computer Science 2017-11-01 Xihan Chen , Qingjiang Shi , Yunlong Cai , Minjian Zhao , Mingjie Zhao

One of the most important features of tendon-driven robots is the ease of wire arrangement and the degree of freedom it affords, enabling the construction of a body that satisfies the desired characteristics by modifying the wire…

Robotics · Computer Science 2024-03-19 Kento Kawaharazuka , Shunnosuke Yoshimura , Temma Suzuki , Kei Okada , Masayuki Inaba

We formulate the optimal flow problem in a multi-area integrated electrical and gas system as a mixed-integer optimization problem by approximating the non-linear gas flows with piece-wise affine functions, thus resulting in a set of…

Optimization and Control · Mathematics 2022-09-13 Wicak Ananduta , Sergio Grammatico

An optimization problem is at the heart of many robotics estimating, planning, and optimum control problems. Several attempts have been made at model-based multi-robot localization, and few have formulated the multi-robot collaborative…

Robotics · Computer Science 2022-10-05 Ehsan Latif , Ramviyas Parasuraman

A MIMO secure two-hop wireless communication system is considered in this paper. In this model, there are no direct links between the source-destination and the source-eavesdropper. The problem is maximizing the secrecy capacity of the…

Information Theory · Computer Science 2011-10-18 Ghadamali Bagherikaram , Konstantinos N. Plataniotis

We formulate an optimization problem for joint RU allocation and C-SR to maximize the throughput of a multi-AP coordinated WiFi system. The optimization problem is found to be a non-linear integer programming problem. We solve the problem…

Networking and Internet Architecture · Computer Science 2025-11-18 Md Rahat Hasan , Kazi Ahmed Akbar Munim , Md. Forkan Uddin

This paper proposes computationally efficient algorithms to maximize the energy efficiency in multi-carrier wireless interference networks, by a suitable allocation of the system radio resources, namely the transmit powers and subcarrier…

Networking and Internet Architecture · Computer Science 2018-03-02 Salvatore D'Oro , Alessio Zappone , Sergio Palazzo , Marco Lops

The problem of optimal power allocation among the relays in a two-hop decode-and-forward cooperative relay network with independent Rayleigh fading channels is considered. It is assumed that only the relays that decode the source message…

Information Theory · Computer Science 2015-05-27 Arash Khabbazibasmenj , Sergiy A. Vorobyov

Existing works have widely studied relay-aided underwater acoustic networks under some specialized relay distributions, e.g., equidistant and rectangular-grid. In this paper, we investigate two fundamental problems that under which…

Information Theory · Computer Science 2018-04-05 Yuzhou Li , Yu Zhang , Hongkuan Zhou , Tao Jiang

Establishing robust connectivity in heterogeneous networks (HetNets) is an important yet challenging problem. For a HetNet accommodating a large number of nodes, establishing perturbation-invulnerable connectivity is of utmost importance.…

Networking and Internet Architecture · Computer Science 2018-12-27 Kai Ding , Homayoun Yousefi'zadeh , Faryar Jabbari

In Part I of this paper, we proposed and analyzed a novel algorithmic framework for the minimization of a nonconvex (smooth) objective function, subject to nonconvex constraints, based on inner convex approximations. This Part II is devoted…

Information Theory · Computer Science 2017-04-05 Gesualdo Scutari , Francisco Facchinei , Lorenzo Lampariello , Peiran Song , Stefania Sardellitti

The problem of power allocation is studied for a multiple-input multiple-output (MIMO) decode-and-forward (DF) two-way relaying system consisting of two source nodes and one relay. It is shown that achieving maximum sum-rate in such a…

Information Theory · Computer Science 2015-06-12 Jie Gao , Sergiy A. Vorobyov , Hai Jiang , Jianshu Zhang , Martin Haardt

In the freeway network control (FNC) problem, the operation of a traffic network is optimized using only flow control. For special cases of the FNC problem, in particular the case when all merging flows are controlled, there exist tight…

Optimization and Control · Mathematics 2018-03-30 Marius Schmitt , John Lygeros

In this letter, we study a discrete optimization problem, namely, the maximization of channel capacity in fluid multiple-input multiple-output (fluid-MIMO) systems through the selection of antenna ports/positions at both the transmitter and…

Signal Processing · Electrical Eng. & Systems 2024-09-11 Christos N. Efrem , Ioannis Krikidis
‹ Prev 1 3 4 5 6 7 10 Next ›