Browsing by Title

Now showing items 3850-3869 of 48814

    • Blended learning in undergraduate dental education: a global pilot study. 

      Ali, Kamran; Alhaija, E S A; Raja, Mahwish; Zahra, Daniel; Brookes, Zoe L; ... more authors ( Taylor and Francis Group , 2023 , Article)
      To explore the global trends in blended learning in undergraduate dental education during the COVID pandemic and during the recovery phase by engaging with the students and faculty and evaluate the implications for dental ...

    • A blind arch from a mosque 

    • Blind deconvolution and retinal abnormality detection in blurred retinal images 

      Qidwai, Uvais A.; Qidwai, Umair ( American Scientific Publishers , 2011 , Article)
      In this paper, a new technique is presented to enhance the blurred images obtained from retinal imaging; both regular as well as Fluorescein Angiography. While in most of the cases, the image produced is quite clean and ...

    • Blind Deconvolution for retinal image enhancement 

      Qidwai, Uvais; Qidwai, Umair ( IEEE , 2010 , Conference Paper)
      In this paper, a new technique is presented to enhance the blurred images obtained from retinal imaging. One of the main steps in inspecting the eye (especially the deeper image of retina) is to look into the eye using a ...

    • Blind ECG Restoration by Operational Cycle-GANs 

      Kiranyaz, Serkan; Devecioglu, Ozer Can; Ince, Turker; Malik, Junaid; Chowdhury, Muhammad; ... more authors ( IEEE Computer Society , 2022 , Article)
      Objective: ECG recordings often suffer from a set of artifacts with varying types, severities, and durations, and this makes an accurate diagnosis by machines or medical doctors difficult and unreliable. Numerous studies ...

    • Blind identification of the Millikan Library from earthquake data considering soil-structure interaction 

      Ghahari, S. F.; Abazarsa, F.; Avci, O.; Çelebi, Mehmet; Taciroglu, E. ( John Wiley & Sons, Ltd. , 2015 , Article)
      The Robert A. Millikan Library is a reinforced concrete building with a basement level and nine stories above the ground. Located on the campus of California Institute of Technology (Caltech) in Pasadena California, it is ...

    • Blind restoration of fluorescein angiography images 

      Qidwai, Uvais; Qidwai, Umair ( IEEE , 2010 , Conference Paper)
      In this paper, a new technique is presented to enhance the blurred images obtained from Fluorescein Angiography (FA) of the retina. One of the main steps in inspecting the eye (especially the deeper image of retina) is to ...

    • Blind secure communication: The Secure degrees of freedom of one hop wireless networks with No CSI 

      Amir M.; Khattab T. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)
      We study a number of wireless networks with secrecy constraints and No CSI. The wiretap and MIMO broadcast channels in a presence of an external eavesdropper and the MIMO interference channel with secret messages and no ...

    • Blind SNR Estimation of Gaussian-Distributed Signals in Nakagami Fading Channels 

      Hafez, Mohammed; Khattab, Tamer; Shalaby, Hossam M. H. ( IEEE , 2015 , Article)
      A blind (non-data-aided) SNR estimator using the statistical moments of the received signal is proposed. The proposed envelope-based non-data-aided estimator works for any time-domain Gaussian-distributed signal (e.g. OFDM ...

    • Blind Source Separation Algorithms Using Hyperbolic and Givens Rotations for High-Order QAM Constellations 

      Shah S.A.W.; Abed-Meraim K.; Al-Naffouri T.Y. ( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)
      This paper addresses the problem of blind demixing of instantaneous mixtures in a multiple-input multiple-output communication system. The main objective is to present efficient blind source separation (BSS) algorithms ...

    • Blink rate vs Inner self perceived cognitive state while using virtual reality applications with haptic devices. 

      Ottakath, Najmath; Al Maadeed, Somaya; Al Jaam, Jihad; Saleh, Moutaz ( Qatar University Press , 2021 , Poster)
      On average, humans blink between eight and 21 times per minute while resting. Eye actions are influenced by external and internal stimuli. This can be utilized to measure internal cognition specifically focus and attention ...

    • Block6Tel: Blockchain-based Spectrum Allocation Scheme in 60-envisioned Communications 

      Patel, F.; Patel, Farnazbanu; Bhattacharya, Pronaya; Tanwar, Sudeep; Gupta, Rajesh; ... more authors ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)
      The 6G-based spectrum bands allocation to telecom providers would guarantee ultra peak rates, high availability, and extremely low-latency for various user applications. However, the spectrum allocation still suffers from ...

    • The Blockade Imposed Against Qatar: An Analytical Study of WTO Principles 

      Al-Naemi, Amna Saif; Usman, Fatma Ghulam; Al-Seagh, Khadeeja Nasser; Al-Jassim, Maha Jawhar; Al-Semaiti, Noora Abdullah; ; النعيمي, آمنة سيف; عثمان, فاطمة غلام; السيغ, خديجة ناصر; الجاسم, مها جوهر; الصميطي, نورة عبدالله; ... more authors ( Qatar University Press , 2018 , Report)
      This analytical study sheds light on the consequences of the blockade imposed against Qatar and the violation of the blockading countries – the Kingdom of Saudi Arabia (KSA), the United Arab Emirates (UAE), Bahrain, and ...

    • The Blockade of Qatar: Where Coercive Diplomacy Fails, Principles of Law Should Prevail 

      Khalaileh, Yaser; الخلايلة, ياسر ( Qatar University Press , 2019 , Article)
      Contemporary international law has developed a cautious attitude toward the use of coercive diplomacy, specifically in the deployment of economic sanctions in the form of boycotting or blockading one sovereign state by ...

    • A blockchain and deep neural networks-based secure framework for enhanced crop protection 

      Hassija, Vikas; Batra, Siddharth; Chamola, Vinay; Anand, Tanmay; Goyal, Poonam; ... more authors ( Elsevier B.V. , 2021 , Article)
      The problem faced by one farmer can also be the problem of some other farmer in other regions. Providing information to farmers and connecting them has always been a challenge. Crowdsourcing and community building are ...

    • A Blockchain and Edge-Computing-Based Secure Framework for Government Tender Allocation 

      Hassija, Vikas; Chamola, Vinay; Krishna, Dara Nanda Gopala; Kumar, Neeraj; Guizani, Mohsen ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Article)
      Governments and public sector entities around the world are actively exploring new ways to keep up with technological advancements to achieve smart governance, work efficiency, and cost optimization. Blockchain technology ...

    • Blockchain and its Potential in the Digitization of Land and Real Estate Property Records 

      Plevris, Vagelis; Abdallah, Hassan; Alnatsheh, Azzam ( Qatar University Press , 2023 , Conference Paper)
      A blockchain, is a decentralized digital ledger that is distributed across multiple computers, recording transactions in a way that cannot be altered without the consent of the network and the alteration of all subsequent ...

    • Blockchain and Learning-Based Computation Offloading in Space-Assisted Power IoT 

      Liao, H.; Liao, Haijun; Zhou, Zhenyu; Wang, Zhao; Pan, Chao; ... more authors ( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)
      Power systems impose stringent security and delay requirements on computation offloading, which cannot be satisfied by existing PIoT. In this paper, we address this challenge by combining blockchain and machine learning. ...

    • Blockchain as a mean to secure Internet of Things ecosystems – a systematic literature review 

      El-Masri, Mazen; Hussain, Eiman Mutwali Abdelmageed ( Emerald Insight , 2021 , Article)
      Purpose: Blockchain is evolving to become a platform for securing Internet of things (IoT) ecosystems. Still, challenges remain. The purpose of this literature review is to highlight the applicability of blockchain as a ...

    • Blockchain Based Decentralized Trust Management framework 

      Oualhaj O.A.; Mohamed A.; Guizani M.; Erbad A. ( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)
      The blockchain is a storage technology and transmission of information, transparent, secure, and operating without central control. In this paper, we propose a new decentralized trust management and cooperation model where ...