Browsing Computer Science & Engineering by Title
Now showing items 1480-1499 of 2127
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Optical mode division multiplexing for secure Ro-FSO WLANs
( American Scientific Publishers , 2015 , Article)The widespread deployment of various wireless radio access systems in public areas poses acute issues in frequency assignment. Radio-over-free-space-optics (Ro-FSO) technology enhances spectral efficiency and may pave the ... -
Optical Non-invasive Technique for Cholesterol Detection in Blood
( Qatar University Press , 2021 , Poster)The aim of this research is to design and develop a non-invasive cholesterol sensor based on the principle of light absorption. The current existing invasive methods can be replaced with non-invasive techniques. The ... -
Optimal cooperative cognitive relaying and spectrum access for an energy harvesting cognitive radio: Reinforcement learning approach
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper, we consider a cognitive setting under the context of cooperative communications, where the cognitive radio (CR) user is assumed to be a self-organized relay for the network. The CR user and the primary user ... -
Optimal Cooperative Relaying and Power Control for IoUT Networks with Reinforcement Learning
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)Internet of Underwater Things (IoUT) consists of numerous sensor nodes distributed in an underwater area for sensing, collecting, processing information, and sending related messages to the data processing center. However, ... -
Optimal energy exchange scheme for energy efficient hybrid-powered communication systems
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)The spread of the wireless communication devices resulted in a remarkable growth of power consumption for telecommunication systems to satisfy the users' demands. Thus, new revolutionary solutions are needed to enhance ... -
Optimal energy trading for plug-in hybrid electric vehicles based on fog computing
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)A large number of plug-in hybrid electric vehicles (PHEVs) have high mobility but a small battery capacity; thus, these vehicles urgently need to make charging and discharging decisions in real time. This paper proposes a ... -
Optimal inconsistency repairing of pairwise comparison matrices using integrated linear programming and eigenvector methods
( Hindawi Publishing Corporation , 2014 , Article)Satisfying consistency requirements of pairwise comparison matrix (PCM) is a critical step in decision making methodologies. An algorithm has been proposed to find a new modified consistent PCM in which it can replace the ... -
Optimal Polynomial Time Algorithm for Restoring Multicast Cloud Services
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)The failure-prone nature of data center networks has evoked countless contributions to develop proactive and reactive countermeasures. Yet, most of these techniques were developed with unicast services in mind. When in ... -
Optimal power allocation for smart-grid powered point-to-point cognitive radio system
( IEEE , 2014 , Conference Paper)This paper proposes an optimal power allocation analysis for a point-to-point wireless system when powered by a smart grid. We propose to minimize the total power consumption cost while ensuring individual and total ... -
Optimal Preamble Design in Spatial Group-Based Random Access for Satellite-M2M Communications
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)Satellite communication is expected to play a pivotal role in supporting the ubiquitous machine-to-machine (M2M) connection. Due to its wide beam coverage, however, one of the major challenges is to accommodate massive and ... -
Optimal Rate-Adaptive Data Dissemination in Vehicular Platoons
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In intelligent transportation systems, wireless connected vehicles moving in platoons can improve roads' throughput. For managing driving status of the platoon, a lead vehicle transmits driving information to following ... -
Optimal resource allocation for green and clustered video sensor networks
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)Wireless video sensor networks (WVSNs) are opening the door for many applications, such as industrial surveillance, environmental tracking, border security, and infrastructure health monitoring. In WVSN, energy conservation ... -
Optimal Resource Management for Hierarchical Federated Learning over HetNets with Wireless Energy Transfer
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)Remote monitoring systems analyze the environment dynamics in different smart industrial applications, such as occupational health and safety, and environmental monitoring. Specifically, in industrial Internet of Things ... -
Optimal spectrum access for a rechargeable cognitive radio user based on energy buffer state
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)This paper investigates the maximum throughput for a rechargeable secondary user (SU) sharing the spectrum with a primary user (PU) plugged to a reliable power supply. The SU maintains a finite energy queue and harvests ... -
Optimal Transport for Mobile Crowd Sensing Participants
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Smart cities are becoming more complex and greater volumes of data are required for its efficient operation. Mobile Crowdsensing (MCS) is a paradigm that employs smartphones as instruments to collect data, where the ... -
An optimal uplink traffic offloading algorithm via opportunistic communications based on machine learning
( Springer , 2020 , Article)Opportunistic communications as an efficient traffic offloading method can be used to offload uplink traffic of cellular networks to Wi-Fi networks. However, because of its contact pattern (contact frequency and contact ... -
Optimal User-Edge Assignment in Hierarchical Federated Learning Based on Statistical Properties and Network Topology Constraints
( IEEE Computer Society , 2022 , Article)Distributed learning algorithms aim to leverage distributed and diverse data stored at users' devices to learn a global phenomena by performing training amongst participating devices and periodically aggregating their local ... -
Optimal virtual network function placement in multi-cloud service function chaining architecture
( Elsevier B.V. , 2017 , Article)Service Function Chaining (SFC) is the problem of deploying various network service instances over geographically distributed data centers and providing inter-connectivity among them. The goal is to enable the network ... -
Optimization and Prediction of Mechanical and Thermal Properties of Graphene/LLDPE Nanocomposites by Using Artificial Neural Networks
( Hindawi Publishing Corporation , 2016 , Article)The focus of this work is to develop the knowledge of prediction of the physical and chemical properties of processed linear low density polyethylene (LLDPE)/graphene nanoplatelets composites. Composites made from LLDPE ... -
Optimized Processing of a Batch of Aggregate Queries over Hidden Databases
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)A tremendous amount of data is concealed behind form-based interfaces that communicate any user query to their data store to deliver query answer. These interfaces limit the number of retrieved search results to the top-k ...