Now showing items 241-260 of 17981

    • Performance Analysis of Resource Allocation in THz-Based Subcarrier Index Modulation Systems for Mobile Users 

      Alzard, Mohannad; Althunibat, Saud; Umebayashi, Kenta; Zorba, Nizar ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)
      The recent demand for connections to a huge number of users with very high data rates have motivated research communities to investigate communications into the higher frequency bands, such as millimeter waves and TeraHertz ...
    • Guest Editorial: Special Section on Advancements for 6G 

      Liu, Ruiqi; Zorba, Nizar; Mao, Tianqi; Kurt, Gunes Karabulut; Di Renzo, Marco; ... more authors ( Institute of Electrical and Electronics Engineers Inc. , 2023 , Other)
      What will the wireless networks of the next generation look like? The latest advances in industrial and academic research have shed some light into that direction. With the finalization of the framework recommendation for ...
    • A New NOMA-Based Two-Way Relaying Scheme 

      Althunibat, Saud; Hassan, Heyam; Khattab, Tamer; Zorba, Nizar ( 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 

      Azmy, Sherif B.; Zorba, Nizar; Hassanein, Hossam S. ( 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 

      Azmy, Sherif B.; Zorba, Nizar; Hassanein, Hossam S. ( 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 

      He, Danping; Guan, Ke; Yan, Dong; Yi, Haofan; Zhang, Zhao; ... more authors ( 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 

      Wu, Zhaona; Umebayashi, Kenta; Lehtomäki, Janne; Zorba, Nizar ( 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 

      Abyaneh, Arezou Zamanyzadeh; Zorba, Nizar; Hamdaoui, Bechir ( 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 

      Aboeleneen, Karim; Zorba, Nizar; Massoud, Ahmed M. ( 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 

      Shehab, Muhammad; Elsayed, Mohamed; Almohamad, Abdullateef; Badawy, Ahmed; Khattab, Tamer; ... more authors ( 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 

      Azmy, Sherif B.; Zorba, Nizar; Hassanein, Hossam S. ( 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 

      Azmy, Sherif B.; Zorba, Nizar; Hassanein, Hossam S. ( 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 

      Shaban, Ahmed Wagdy; Seif, Mohamed; Khattab, Tamer; El-Keyi, Amr; Nafie, Mohammed; ... more authors ( 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 

      Vardakas, John S.; Zorba, Nizar; Verikoukis, Christos V. ( 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 

      El Khatib, Rawan F.; Zorba, Nizar; Hassanein, Hossam S. ( 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 

      Nazmul Islam Shuzan, Md; Hossain Chowdhury, Moajjem; Chowdhury, Muhammad E. H.; Abualsaud, Khalid; Yaacoub, Elias; ... more authors ( 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, ...
    • Recent progress in reverse osmosis modeling: An overview 

      Mohd Muzammil, Zubair; Saleem, Haleema; Zaidi, Syed Javaid ( 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 

      Mohammad Aquib Wakeel, Khan; Zubair, Mohd Muzammil; Saleem, Haleema; AlHawari, Alaa; Zaidi, Syed Javaid ( 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 ...
    • Phylogenetic analyses of peanut resistance gene candidates and screening of different genotypes for polymorphic markers 

      Osman E., Radwan; Ahmed, Talaat A.; Knapp, Steven J. ( Elsevier , 2009 , Article)
      The nucleotide-binding-site-leucine-rich-repeat (NBS–LRR)-encoding gene family has attracted much research interest because approximately 75% of the plant disease resistance genes that have been cloned to date are from ...
    • Date palm status and perspective in qatar 

      Muhammed, Nazir H.; Ahmed, Osman E.; Ahmed, Talaat A.; Al-Yafai, Mohammed S. ( Springer Netherlands , 2015 , Article)
      Qatar ranks as the 16 largest date-producing country in the world. There are 581,336 date palm trees growing in an area of 2,469 ha with date production of 21,491 mt as of 2010. It is the major fruit tree grown in the ...