Secondary users selection and sparse narrow-band interference mitigation in cognitive radio networks

A Gouissem, R Hamila, N Aldhahir, S Foufou - Computer Communications, 2018 - Elsevier
Spectrum scarcity is a critical problem that may reduce the effectiveness of wireless
technologies and services. To address this problem, different spectrum management …

Machine-learning based relay selection in AF cooperative networks

A Gouissem, L Samara, R Hamila… - 2019 IEEE Wireless …, 2019 - ieeexplore.ieee.org
With the significant increase of wireless network nodes and traffic load in recent years,
especially in the emerging internet-of-things (IoT) and vehicular networks, the design of a …

Sparsity-aware multiple relay selection in large dual-hop decode-and-forward broadband relay networks

A Gouissem, R Hamila, N Al-Dhahir… - 2016 IEEE Wireless …, 2016 - ieeexplore.ieee.org
In this paper, three novel techniques are proposed and investigated for multiple relay
selection in dual hop OFDM networks. These techniques are based on the exploitation of …

A closed-form outage probability of opportunistic AF OFDMA relaying over Rician fading channel

S Majhi, A Gupta, P Kumar… - … on Communication and …, 2016 - ieeexplore.ieee.org
This paper analyzes a closed-form outage probability of opportunistic amplify-and-forward
(AF) orthogonal frequency division multiple access (OFDMA) relaying in the presence of …

Securing iot cooperative networks using energy harvesting

A Gouissem, K Abualsaud, E Yaacoub… - 2021 IEEE 7th World …, 2021 - ieeexplore.ieee.org
An energy efficient and secure Internet of Things (IoT) healthcare system is proposed in this
paper. By exploiting spatial diversity, energy harvesting and physical layer security …

Relay selection in FDD amplify-and-forward cooperative networks

A Gouissem, L Samara, R Hamila… - 2017 IEEE 28th …, 2017 - ieeexplore.ieee.org
In this paper, the problems of relay selection and distributed beamforming are investigated
for bi-directional dual-hop amplify-and-forward frequency-division duplex cooperative …

Secure Wireless Sensor Networks for Anti-Jamming Strategy Based on Game Theory

Z Chkirbene, R Hamila, A Erbad - 2023 International Wireless …, 2023 - ieeexplore.ieee.org
The Wireless Sensor Networks (WSN) are designed to remotely monitor and control specific
physical or environmental conditions. However, due to the open nature of WSN, many …

Power allocation in multi-hop OFDM transmission systems with amplify-and-forward relaying: A unified approach

A Azari, JS Harsini, F Lahouti - Physical Communication, 2016 - Elsevier
In this paper, a unified approach for power allocation (PA) in multi-hop orthogonal frequency
division multiplexing (OFDM) amplify-and-forward (AF) relaying systems is presented. In the …

Exploiting Sparsity in Amplify-and-Forward Broadband Multiple Relay Selection

A Gouissem, R Hamila, N Al-Dhahir, S Foufou - IEEE Access, 2019 - ieeexplore.ieee.org
Cooperative communication has attracted significant attention in the last decade due to its
ability to increase the spatial diversity order with only single-antenna nodes. However, most …

Exploiting Sparsity in Amplify-and-Forward Broadband Multiple Relay Selection

R Hamila, N Al-Dhahir, S Foufou - 2019 - utd-ir.tdl.org
Cooperative communication has attracted significant attention in the last decade due to its
ability to increase the spatial diversity order with only single-antenna nodes. However, most …