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In cluster-based routing protocol (CBRP), two-level hierarchical structure is successfully used to reduce over-flooding in wireless Ad Hoc networks. As it is vulnerable to a single point of failure, we propose a new adaptive distributed…

Cryptography and Security · Computer Science 2010-03-15 Alok Ojha , Hongmei Deng , Dharma P. Agrawal , S. Sanyal

We consider network-based decentralized optimization problems, where each node in the network possesses a local function and the objective is to collectively attain a consensus solution that minimizes the sum of all the local functions. A…

Optimization and Control · Mathematics 2023-09-07 Suhail M. Shah , Albert S. Berahas , Raghu Bollapragada

This paper studies robust resource allocation algorithm design for a multiuser multiple-input single-output (MISO) cognitive radio (CR) downlink communication network. We focus on a secondary system which provides unicast secure wireless…

Information Theory · Computer Science 2016-11-15 Derrick Wing Kwan Ng , Mohammad Shaqfeh , Robert Schober , Hussein Alnuweiri

CPU being considered a primary computer resource, its scheduling is central to operating-system design. A thorough performance evaluation of various scheduling algorithms manifests that Round Robin Algorithm is considered as optimal in time…

Operating Systems · Computer Science 2011-09-15 H. S. Behera , Rakesh Mohanty , Sabyasachi Sahu , Sourav Kumar Bhoi

Distributed opportunistic scheduling is studied for wireless ad-hoc networks, where many links contend for one channel using random access. In such networks, distributed opportunistic scheduling (DOS) involves a process of joint channel…

Information Theory · Computer Science 2016-11-17 Dong Zheng , Man-On Pun , Weiyan Ge , Junshan Zhang , H. Vincent Poor

We consider distributed channel access in multi-hop cognitive radio networks. Previous works on opportunistic channel access using multi-armed bandits (MAB) mainly focus on single-hop networks that assume complete conflicts among all…

Networking and Internet Architecture · Computer Science 2013-08-23 Yaqin Zhou , Xiang-yang Li , Fan Li , Min Liu , Zhongcheng Li , Zhiyuan Yin

Low latency communication is one of the fundamental requirements for 5G wireless networks and beyond. In this paper, a novel approach for joint caching, user scheduling and resource allocation is proposed for minimizing the queuing latency…

Networking and Internet Architecture · Computer Science 2023-09-22 Tamoor-ul-Hassan Syed , Samarakoon Sumudu , Bennis Mehdi , Matti Latva-aho

Real-time industrial application requires routing protocol that guarantees data delivery with reliable, efficient and low end-to-end delay. Existing Routing(THVR) [13] is based velocity of Two-Hop Velocity and protocol relates two-hop…

Networking and Internet Architecture · Computer Science 2016-09-08 Venkatesh , C S Sengar , K R Venugopal , S S Iyengar , L M Patnaik

Supporting the quality of service of unlicensed users in cognitive radio networks is very challenging, mainly due to dynamic resource availability because of the licensed users' activities. In this paper, we study the optimal admission…

Systems and Control · Computer Science 2012-01-17 Feng Wang , Jianwei Huang , Yuping Zhao

In this work, we present a novel robust distributed beamforming (RDB) approach to mitigate the effects of channel errors on wireless networks equipped with relays based on the exploitation of the cross-correlation between the received data…

Signal Processing · Electrical Eng. & Systems 2017-12-05 H. Ruan , R. C. de Lamare

Coordinated operations of multi-robot systems (MRS) require agents to maintain communication connections to accomplish team objectives. However, maintaining the connections imposes costs in terms of restricted robot mobility, resulting in…

Optimization and Control · Mathematics 2026-03-17 Kunal Garg , Xi Yu

Cognitive radios hold tremendous promise for increasing the spectral efficiency of wireless communication systems. In this paper, an adaptive bit allocation algorithm is presented for orthogonal frequency division multiplexing (OFDM) CR…

Information Theory · Computer Science 2019-02-11 Ebrahim Bedeer , Mohamed Marey , Octavia Dobre , Kareem Baddour

Network coding has been successfully used in the past for efficient broadcasting in wireless multi-hop networks. Two coding approaches are suitable for mobile networks; Random Linear Network Coding (RLNC) and XOR-based coding. In this work,…

Networking and Internet Architecture · Computer Science 2014-11-18 Nikolaos Papanikos , Evangelos Papapetrou

Cognitive radio networks (CRNs) are networks of nodes equipped with cognitive radios that can optimize performance by adapting to network conditions. While cognitive radio networks (CRN) are envisioned as intelligent networks, relatively…

Networking and Internet Architecture · Computer Science 2015-11-06 Junaid Qadir

Active queue control aims to improve the overall communication network throughput while providing lower delay and small packet loss rate. The basic idea is to actively trigger packet dropping (or marking provided by explicit congestion…

Neural and Evolutionary Computing · Computer Science 2017-11-20 Mansour Sheikhan , Ehsan Hemmati , Reza Shahnazi

We present new distributed quantum algorithms for fundamental distributed computing problems, namely, leader election, broadcast, Minimum Spanning Tree (MST), and Breadth-First Search (BFS) tree, in arbitrary networks. These algorithms are…

Quantum Physics · Physics 2026-03-03 Fabien Dufoulon , Frédéric Magniez , Gopal Pandurangan

Modular, distributed and multi-core architectures are currently considered a promising approach for scalability of quantum computing systems. The integration of multiple Quantum Processing Units necessitates classical and quantum-coherent…

Quantum Physics · Physics 2026-04-28 Enrico Russo , Maurizio Palesi , Davide Patti , Giuseppe Ascia , Vincenzo Catania

This paper considers the resource allocation problem in an Orthogonal Frequency Division Multiple Access (OFDMA) based cognitive radio (CR) network, where the CR base station adopts full overlay scheme to transmit both private and open…

Networking and Internet Architecture · Computer Science 2014-12-30 Xingzheng Zhu , Bo Yang , Cailian Chen , Liang Xue , Xinping Guan , Fan Wu

This paper investigates optimal scheduling for a cognitive multi-hop underwater acoustic network with a primary user interference constraint. The network consists of primary and secondary users, with multi-hop transmission adopted for both…

Systems and Control · Electrical Eng. & Systems 2023-12-05 Chen Peng , Urbashi Mitra

In the modern era, cellular communication consumers are exponentially increasing as they find the system more user-friendly. Due to enormous users and their numerous demands, it has become a mandate to make the best use of the limited radio…

Networking and Internet Architecture · Computer Science 2015-10-15 Mostafa Zaman Chowdhury , Mohammad Arif Hossain , Shakil Ahmed , Yeong Min Jang