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In this paper, a resource allocation problem for an opportunistic cooperative cognitive radio network is considered, where cognitive radio nodes send their hard decisions to the fusion center. The fusion center plays dual role, i.e., takes…

Information Theory · Computer Science 2019-05-20 Nilanjan Biswas , Goutam Das , Priyadip Ray

Data aggregation is a fundamental primitive in distributed computing wherein a network computes a function of every nodes' input. However, while compute time is non-negligible in modern systems, standard models of distributed computing do…

Data Structures and Algorithms · Computer Science 2019-11-14 Bernhard Haeupler , D Ellis Hershkowitz , Anson Kahng , Ariel D. Procaccia

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

In this paper, we investigate user equipment (UE)-radio access technology (RAT) association and bandwidth assignment to maximize sum-rates in a multi-RAT network. To this end, we formulate an optimization problem that jointly addresses UE…

Systems and Control · Electrical Eng. & Systems 2025-09-30 Manobendu Sarker , Md. Zoheb Hassan , Georges Kaddoum

We consider a joint scheduling-and-power-allocation problem of a downlink cellular system. The system consists of two groups of users: real-time (RT) and non-real-time (NRT) users. Given an average power constraint on the base station, the…

Information Theory · Computer Science 2017-05-09 Ahmed Ewaisha , Cihan Tepedelenlioglu

The paper investigates the problem of maximizing expected sum throughput in a fading multiple access cognitive radio network when secondary user (SU) transmitters have energy harvesting capability, and perform cooperative spectrum sensing.…

Information Theory · Computer Science 2016-02-23 Sinchan Biswas , Amirpasha Shirazinia , Subhrakanti Dey

In this paper, we investigate rate splitting multiple access (RSMA) aided mobile edge computing (MEC) in a cognitive radio network. We propose a RSMA scheme that enables the secondary user to offload tasks to the MEC server utilizing…

Information Theory · Computer Science 2022-04-14 Hongwu Liu , Yinghui Ye , Zhiquan Bai , Kyeong Jin Kim , Theodoros A. Tsiftsis

Joint optimization of scheduling and estimation policies is considered for a system with two sensors and two non-collocated estimators. Each sensor produces an independent and identically distributed sequence of random variables, and each…

Systems and Control · Electrical Eng. & Systems 2019-08-19 Marcos M. Vasconcelos , Mukul Gagrani , Ashutosh Nayyar , Urbashi Mitra

In distributed computing frameworks like MapReduce, Spark, and Dyrad, a coflow is a set of flows transferring data between two stages of a job. The job cannot start its next stage unless all flows in the coflow finish. To improve the…

Networking and Internet Architecture · Computer Science 2018-12-18 Li Shi , Junwei Zhang , Yang Liu , Thomas Robertazzi

Cloud-based computing infrastructure provides an efficient means to support real-time processing workloads, e.g., virtualized base station processing, and collaborative video conferencing. This paper addresses resource allocation for a…

Networking and Internet Architecture · Computer Science 2016-03-08 Yuhuan Du , Gustavo de Veciana

Data centers are significant contributors to carbon emissions and can strain power systems due to their high electricity consumption. To mitigate this impact and to participate in demand response programs, cloud computing companies strive…

Systems and Control · Electrical Eng. & Systems 2025-10-29 Sophie Hall , Francesco Micheli , Giuseppe Belgioioso , Ana Radovanović , Florian Dörfler

Successful deployment of cognitive radios requires efficient sensing of the spectrum and dynamic adaptation of the available resources according to the sensed (imperfect) information. While most works design these two tasks separately, in…

Networking and Internet Architecture · Computer Science 2012-11-06 Luis M. Lopez-Ramos , Antonio G. Marques , Javier Ramos

This paper investigates quantization of channel state information (CSI) and bit allocation across wireless links in a multi-source, single-relay cooperative cellular network. Our goal is to minimize the loss in performance, measured as the…

Information Theory · Computer Science 2016-11-17 Ehsan Karamad , Behrouz Khoshnevis , Raviraj Adve

We investigate the problem of co-designing computation and communication in a multi-agent system (e.g. a sensor network or a multi-robot team). We consider the realistic setting where each agent acquires sensor data and is capable of local…

Networking and Internet Architecture · Computer Science 2025-02-11 Vishrant Tripathi , Luca Ballotta , Luca Carlone , Eytan Modiano

This paper proposes using communication pipelining to enhance the wireless spectrum utilization efficiency and convergence speed of federated learning in mobile edge computing applications. Due to limited wireless sub-channels, a subset of…

Machine Learning · Computer Science 2022-06-16 Cihat Keçeci , Mohammad Shaqfeh , Fawaz Al-Qahtani , Muhammad Ismail , Erchin Serpedin

This paper considers a network of collaborating agents for local resource allocation subject to nonlinear model constraints. In many applications, it is required (or desirable) that the solution be anytime feasible in terms of satisfying…

In the Cloud Radio Access Network (C-RAN) architecture, the baseband signals from multiple remote radio heads are processed in a centralized baseband unit (BBU) pool. This architecture allows network operators to adapt the BBU's…

Information Theory · Computer Science 2017-03-16 Anders E. Kalør , Mauricio I. Agurto , Nuno K. Pratas , Jimmy J. Nielsen , Petar Popovski

In this paper, we consider a cognitive radio (CR) network in which the unlicensed (secondary) users are allowed to concurrently access the spectrum allocated to the licensed (primary) users provided that their interference to the primary…

Information Theory · Computer Science 2008-04-23 Lan Zhang , Yan Xin , Ying-Chang Liang

This paper addresses the coordinated scheduling problem in cloud-enabled networks. Consider the downlink of a cloud-radio access network (C-RAN), where the cloud is only responsible for the scheduling policy and the synchronization of the…

Information Theory · Computer Science 2014-11-18 Ahmed Douik , Hayssam Dahrouj , Tareq Y. Al-Naffouri , Mohamed-Slim Alouini

Powerful spectrum decision schemes enable cognitive radios (CRs) to find transmission opportunities in spectral resources allocated exclusively to the primary users. One of the key effecting factor on the CR network throughput is the…

Performance · Computer Science 2012-01-04 Hossein Shokri-Ghadikolaei , Masoumeh Nasiri-Kenari