119 citations · 242 across the 38 of their papers we have counts for
55 papers
Reinforcement Learning for Resource Allocation in Steerable Laser-based Optical Wireless Systems
Abdelrahman S. Elgamal, Osama Z. Alsulami, Ahmad Adnan Qidan +2
Vertical Cavity Surface Emitting Lasers (VCSELs) have demonstrated suitability for data transmission in indoor optical wireless communication (OWC) systems due to the high modulati…
Optical Networks for Composable Data Centers
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
Composable data centers (DCs) have been proposed to enable greater efficiencies as the uptake of on-demand computing services grows. In this article we give an overview of composab…
Network Topologies for Composable Data Centres
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
Suitable composable data center networks (DCNs) are essential to support the disaggregation of compute components in highly efficient next generation data centers (DCs). However, d…
Rate Splitting in VCSEL-based Optical Wireless Networks
Khulood Alazwary, Ahmad Adnan Qidan, Taisir El-Gorashi +1
Optical wireless communication is an effective potential solution for enabling high speed next generation cellular networks. In this paper, laser sources, in particular, vertical-c…
Q-learning algorithm for resource allocation in WDMA-based optical wireless communication networks
Abdelrahman S. Elgamal, Osama Z. Alsulami, Ahmad Adnan Qidan +2
Visible Light Communication (VLC) has been widely investigated during the last decade due to its ability to provide high data rates with low power consumption. In general, resource…
Energy Minimized Federated Fog Computing over Passive Optical Networks
Abdullah M. Alqahtani, Barzan Yosuf, Sanaa H. Mohamed +2
The rapid growth of time-sensitive applications and services has driven enhancements to computing infrastructures. The main challenge that needs addressing for these applications i…
Energy-Efficient Distributed Machine Learning in Cloud Fog Networks
Mohammed M. Alenazi, Barzan A. Yosuf, Sanaa H. Mohamed +2
Massive amounts of data are expected to be generated by the billions of objects that form the Internet of Things (IoT). A variety of automated services such as monitoring will larg…
Energy-Efficient AI over a Virtualized Cloud Fog Network
Barzan A. Yosuf, Sanaa H. Mohamed, Mohamed Alenazi +2
Deep Neural Networks (DNNs) have served as a catalyst in introducing a plethora of next-generation services in the era of Internet of Things (IoT), thanks to the availability of ma…
Resilient Architectures for Free Space Optical Wireless Interconnection Systems
Sanaa Hamid Mohamed, Osama Zwaid Alsulami, Taisir E. H. El-Gorashi +2
In this paper, we propose the use of two Passive Optical Network (PON)-based network architectures to connect free-space Optical Wireless Communication (OWC) Access Points (APs) wi…
Disaggregation for Energy Efficient Fog in Future 6G Networks
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
We study the benefits of adopting server disaggregation in the fog computing tier by evaluating energy efficient placement of interactive apps in a future fog 6G network. Using a m…
Energy Efficient Placement of Workloads in Composable Data Center Networks
Opeyemi O. Ajibola, Taisir E. H. El-Gorashi, Jaafar M. H. Elmirghani
This paper studies the energy efficiency of composable datacentre (DC) infrastructures over network topologies. Using a mixed integer linear programming (MILP) model, we compare th…
Resilient Energy Efficient Healthcare Monitoring Infrastructure with Server and Network Protection
Ida Syafiza M. Isa, Taisir E. H. El-Gorashi, Mohamed O. I. Musa +1
In this paper, a 1+1 server protection scheme is considered where two servers, a primary and a secondary processing server are used to serve ECG monitoring applications concurrentl…
Cloud Fog Architectures in 6G Networks
Barzan A. Yosuf, Amal A. Alahmadi, T. E. H. El-Gorashi +1
Prior to the advent of the cloud, storage and processing services were accommodated by specialized hardware, however, this approach introduced a number of challenges in terms of sc…
Optimizing Co-flows Scheduling and Routing in Data Centre Networks for Big Data Applications
Sanaa Hamid Mohamed, Ali Hammadi, Taisir E. H. El-Gorashi +1
This paper optimizes the scheduling and routing of the co-flows of MapReduce shuffling phase in state-of-the-art and proposed Passive Optical Networking (PON)-based Data Centre Net…
Energy Efficient Fog based Healthcare Monitoring Infrastructure
Ida Syafiza M. Isa, Taisir E. H. El-Gorashi, Mohamed O. I. Musa +1
Recent advances in mobile technologies and cloud computing services have inspired the development of cloud-based real-time health monitoring systems. However, the transfer of healt…
Optimization of Processing Allocation in Vehicular Edge Cloud based Architecture
Amal A. Alahmadi, T. E. H. El-Gorashi, Jaafar M. H. Elmirghani
Vehicular edge computing is a new distributed processing architecture that exploits the revolution in the processing capabilities of vehicles to provide energy efficient services a…
Energy Efficient Processing Allocation in Opportunistic Cloud-Fog-Vehicular Edge Cloud Architectures
Amal A. Alahmadi, T. E. H. El-Gorashi, Jaafar M. H. Elmirghani
This paper investigates distributed processing in Vehicular Edge Cloud (VECs), where a group of vehicles in a car park, at a charging station or at a road traffic intersection, clu…
Fogbanks: Future Dynamic Vehicular Fog Banks for Processing, Sensing and Storage in 6G
A. A. Alahmadi, M. O. I. Musa, T. E. H. El-Gorashi +8
Fixed edge processing has become a key feature of 5G networks, while playing a key role in reducing latency, improving energy efficiency and introducing flexible compute resource u…
Caching Video-on-Demand in Metro and Access Fog Data Centres
Wafaa B. M. Fadlelmula, Sanaa Hamid Mohamed, Taisir E. H. El-Gorashi +1
This paper examines the utilization of metro fog data centres and access fog datacentres with integrated solar cells and Energy Storage Devices (ESDs) to assist cloud data centres…
NOMA Visible Light Communication System with Angle Diversity Receivers
Mansourah K. Aljohani, Osama Zwaid Alsulami, Khulood D. Alazwary +4
In this paper, a non-orthogonal multiple access (NOMA) visible light communication (VLC) system is investigated. The system uses angle diversity receivers (ADRs) to provide high da…
Standards for Energy Efficient Virtualization, Content Distribution and Big Data in Beyond 5G Networks
Jaafar M. H. Elmirghani, Hatem Alharbi, Azza Eltraify +3
Power consumption in communication networks and the supporting computing systems continues to increase due to the increase in traffic and processing requirements, and due to the re…
Energy Efficient Neural Network Embedding in IoT over Passive Optical Networks
Mohammed Moawad Alenazi, Barzan A. Yosuf, Taisir El-Gorashi +1
In the near future, IoT based application services are anticipated to collect massive amounts of data on which complex and diverse tasks are expected to be performed. Machine learn…
PON-based connectivity for fog computing
Abdullah M. Alqahtani, Sanaa H. Mohamed, Taisir E. H. El-Gorashi +1
Fog computing plays a crucial role in satisfying the requirements of delay-sensitive applications such as connected vehicles, smart grids, and actuator networks by moving data proc…
Energy Efficient Software Matching in Distributed Vehicular Fog Based Architecture with Cloud and Fixed Fog Nodes
Rui Ma, Amal A. Alahmadi, Taisir E. H. El-Gorashi +1
The rapid development of vehicles on-board units and the proliferation of autonomous vehicles in modern cities create a potential for a new fog computing paradigm, referred to as v…