Qatar University Institutional Repository: Recent submissions
Now showing items 1321-1340 of 28775
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A New NOMA-Based Two-Way Relaying Scheme
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)Two-Way Relaying (TWR) has been widely investigated in the literature as an efficient relaying scheme for dual-hop cooperative transmissions. In TWR, two nodes exchange data through an intermediate relay, where both nodes ... -
Incentive-Vacation Queueing for Extreme Edge Computing Systems
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Conference Paper)The demand for cloud services is expected to exceed the capacity of the centralized cloud. This rise compelled service providers to decentralize the cloud by physically pushing service provision to the proximity of the ... -
Queueing Analysis of Incentive-Based Extreme Edge Service Systems
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Conference Paper)In Edge Computing, computation is pushed towards the end-user to reduce backhaul load, address nascent privacy issues, and enable a range of low latency applications. Extreme Edge Service systems (EES) are a subset of Edge ... -
Physics and AI-Based Digital Twin of Multi-Spectrum Propagation Characteristics for Communication and Sensing in 6G and beyond
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)To realize intelligent connection of everything and the digital twin (DT) of the physical world in 6G and beyond, new communication and sensing solutions are demanded. The potential of multiple spectrums is maximized for ... -
Device-to-device Communications at the Terahertz Band: Open Challenges for Realistic Implementation
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Article)One of the key parameters that plays a major role in enabling the data rate requirements is spectrum or bandwidth, which is scarce and expensive. Therefore, spectrum management policies are required to optimize its usage ... -
Empowering Next-Generation IoT WLANs Through Blockchain and 802.11ax Technologies
( Institute of Electrical and Electronics Engineers Inc. , 2023 , Conference Paper)Blockchain emerges as a potential solution for enabling distributed management and accountability of wireless Internet of Thing (IoT) networks. In addition, blockchain offers increased IoT security, as it involves every ... -
Reinforcement Learning-Based E-Scooter Energy Minimization Using Optimized Speed-Route Selection
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)In the evolving urban transportation, the emergence of Micro-Mobility (MM), symbolized by Electric Scooters (ESs), has become a pivotal response to private automobiles' environmental and logistical challenges. However, the ... -
Terahertz Multiple Access: A Deep Reinforcement Learning Controlled Multihop IRS Topology
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)We explore THz communication uplink multi-access with multi-hop Intelligent reflecting surfaces (IRSs) under correlated channels. Our aims are twofold: 1) enhancing the data rate of a desired user while dealing with ... -
Incentive-Vacation Queueing in Extreme Edge Computing: An Analytical Reward-Based Framework
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)Edge Computing (EC) emerged to address the cloud's shortcomings in meeting demand and latency requirements, leading to a shift in computation closer to the end-user. Extreme Edge Computing (XEC) extends this approach by ... -
Incentive-Vacation Queueing for Edge Crowd Computing
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)Edge computing aims to push services closer to endusers, greatly enhancing latency and scale. Yet, there's untapped potential beyond the network's last mile, on the extreme edge. Extreme edge computing (XEC) is a computing ... -
On the DoF of X-Networks With Synergistic Alternating CSIT: A Step Towards Integrated Communication and Sensing
( IEEE Canada , 2022 , Article)The coexistence of communication and sensing services in the next wireless communication systems, i.e., beyond 5G and 6G systems, revive the central role of interference management techniques such as interference alignment, ... -
Performance evaluation of power demand scheduling scenarios in a smart grid environment
( Elsevier , 2015 , Article)Smart grid technology is considered as the ultimate solution to challenges that emerge from the increasing power demands, the subsequent increase in pollution, and the outmoded power grid infrastructure. The successful ... -
Rapid sensing-based emergency detection: A sequential approach
( Elsevier , 2020 , Article)The upsurge of smart devices has enabled the realization of safe, efficient smart cities that improve the quality of life of their citizens. A prevalent class of smart city services that are attracting increasing attention ... -
QU-GM: An IoT Based Glucose Monitoring System from Photoplethysmography, Blood Pressure, and Demographic Data Using Machine Learning
( Institute of Electrical and Electronics Engineers Inc. , 2024 , Article)Patients with hyperglycemia require routine glucose monitoring to effectively treat their condition. We have developed a lightweight wristband device to capture Photoplethysmography (PPG) signals. We collected PPG signals, ... -
Date Palm Tree Leaf-Derived Cellulose Nanocrystal Incorporated Thin-Film Composite forward Osmosis Membranes for Produced Water Treatment
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Worldwide water shortage and significant issues related to treatment of wastewater streams, mainly the water obtained during the recovery of oil and gas operations called produced water (PW), has enabled forward osmosis ... -
Effect of Leaf Powdering Technique on the Characteristics of Date Palm-Derived Cellulose
( American Chemical Society , 2023 , Article)The date palm tree (Phoenix dactylifera L.) is the oldest cultivated tree and is very commonly seen in the Arab countries. In recent times, researchers are working on the conversion of the plant-based biowaste into value-added ... -
Sustainable Preparation of Graphene Quantum Dots from Leaves of Date Palm Tree
( American Chemical Society , 2023 , Article)The date palm (Phoenix dactylifera), a subtropical and tropical tree, included in the family Palmae (Arecaceae) is one of the oldest cultivated plants of mankind. Date palm is a major agricultural product in the semi-arid ... -
Recent progress in reverse osmosis modeling: An overview
( Elsevier , 2023 , Article)The increasing worldwide demand for freshwater production requires new and sustainable processes to overcome the shortage of clean water. Reverse osmosis (RO) is regarded as the most efficient type of desalination technology ... -
Modeling of osmotically-driven membrane processes: An overview
( Elsevier , 2023 , Article)In the modern era, mathematical modeling is a promising tool to evaluate the forward osmosis (FO) and pressure retarded osmosis (PRO) systems process feasibility and check the outcome of performance parameters on the overall ... -
DESIGN, SYNTHESIS AND BIOLOGICAL EVALUATION OF NOVEL CHALCONE ANALOGS AS POTENTIAL THERAPEUTIC AGENTS FOR CASTRATION RESISTANT PROSTATE CANCER
(2021 , Master Thesis)Prostate cancer (PCa) is the second most frequently diagnosed malignancy, as well as a leading cause of cancer-related mortality in men globally. Despite the initial response to hormonal targeted therapy, the majority of ...